Information Disclosure
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.
How It Works
Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security. This happens through multiple channels: verbose error messages that display stack traces revealing internal paths and frameworks, improperly secured debug endpoints left active in production, and misconfigured servers that expose directory listings or version control artifacts like .git folders. APIs often leak excessive data in responses—returning full user objects when only a name is needed, or revealing system internals through metadata fields.
Attackers exploit these exposures systematically. They probe for common sensitive files (.env, config.php, backup archives), trigger error conditions to extract framework details, and analyze response timing or content differences to enumerate valid usernames or resources. Even subtle variations—like "invalid password" versus "user not found"—enable account enumeration. Exposed configuration files frequently contain database credentials, API keys, or internal service URLs that unlock further attack vectors.
The attack flow typically starts with passive reconnaissance: examining HTTP headers, JavaScript bundles, and public endpoints for version information and architecture clues. Active probing follows—testing predictable paths, manipulating parameters to trigger exceptions, and comparing responses across similar requests to identify information leakage patterns.
Impact
- Credential compromise: Exposed configuration files, hardcoded secrets in source code, or API keys enable direct authentication bypass
- Attack surface mapping: Stack traces, framework versions, and internal paths help attackers craft targeted exploits for known vulnerabilities
- Data breach: Direct exposure of user data, payment information, or proprietary business logic through oversharing APIs or accessible backups
- Privilege escalation pathway: Internal URLs, service discovery information, and architecture details facilitate lateral movement and SSRF attacks
- Compliance violations: GDPR, PCI-DSS, and HIPAA penalties for exposing regulated data through preventable disclosures
Real-World Examples
A major Git repository exposure affected thousands of websites when .git folders remained accessible on production servers, allowing attackers to reconstruct entire source code histories including deleted commits containing credentials. Tools like GitDumper automated mass exploitation of this misconfiguration.
Cloud storage misconfigurations have repeatedly exposed sensitive data when companies left S3 buckets or Azure Blob containers publicly readable. One incident exposed 150 million voter records because verbose API error messages revealed the storage URL structure, and no authentication was required.
Framework debug modes left enabled in production have caused numerous breaches. Django's DEBUG=True setting exposed complete stack traces with database queries and environment variables, while Laravel's debug pages revealed encryption keys through the APP_KEY variable in environment dumps.
Mitigation
- Generic error pages: Return uniform error messages to users; log detailed exceptions server-side only
- Disable debug modes: Enforce production configurations that suppress stack traces, verbose logging, and debug endpoints through deployment automation
- Access control audits: Restrict or remove development artifacts (
.git, backup files,phpinfo()) and internal endpoints before deployment - Response minimization: API responses should return only necessary fields; implement allowlists rather than blocklists for data exposure
- Security headers: Deploy
X-Content-Type-Options, remove server version banners, and disable directory indexing - Timing consistency: Ensure authentication and validation responses take uniform time regardless of input validity
Recent CVEs (68638)
A DLL hijack vulnerability was reported in Lenovo App Store that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo Super File that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, network-based. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An Unimplemented or Unsupported Feature in UI vulnerability in the CLI of Juniper Networks Junos OS Evolved on QFX5000 Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Incorrect access control in the function handleDataChannelChat(dataMessage) of Mirotalk before commit c21d58 allows attackers to forge chat messages using an arbitrary sender name. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Incorrect access control in the component app/src/server.js of Mirotalk before commit 9de226 allows unauthenticated attackers without presenter privileges to arbitrarily eject users from a meeting. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An Exposure of Sensitive Information to an Unauthorized Actor vulnerability in the command-line interface (CLI) of Juniper Networks Junos OS on SRX Series devices allows a local, low-privileged user. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo Service Framework that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo PC Manager AI intelligent scenario that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo Personal Cloud that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo Baiying that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A DLL hijack vulnerability was reported in Lenovo Leyun that could allow a local attacker to execute code with elevated privileges. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.
compromise the Data Center Expert software when an upgrade bundle is manipulated to include arbitrary bash scripts that are executed as root. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The ShopLentor plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.9.8 via the 'render' function in includes/addons/wl_faq.php. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder plugin for WordPress is vulnerable to arbitrary file read in all versions. Rated medium severity (CVSS 4.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The The Plus Addons for Elementor - Elementor Addons, Page Templates, Widgets, Mega Menu, WooCommerce plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An issue has been discovered discovered in GitLab EE/CE affecting all versions starting from 11.4 before 17.2.9, all versions starting from 17.3 before 17.3.5, all versions starting from 17.4 before. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Gradio is an open-source Python package designed for quick prototyping. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Gradio is an open-source Python package designed for quick prototyping. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Gradio is an open-source Python package designed for quick prototyping. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Gradio is an open-source Python package designed for quick prototyping. Rated low severity (CVSS 2.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Gradio is an open-source Python package designed for quick prototyping. Rated low severity (CVSS 2.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Delta Electronics CNCSoft-G2 lacks proper initialization of memory prior to accessing it. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Delta Electronics CNCSoft-G2 lacks proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Authd, through version 0.3.6, did not sufficiently randomize user IDs to prevent collisions. Rated medium severity (CVSS 6.4). Public exploit code available and no vendor patch available.
An issue has been discovered in GitLab EE affecting all versions starting from 16.6 prior to 17.2.9, from 17.3 prior to 17.3.5, and from 17.4 prior to 17.4.2. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Adobe Commerce versions 2.4.7-p2, 2.4.6-p7, 2.4.5-p9, 2.4.4-p10 and earlier are affected by an Information Exposure vulnerability that could result in a security feature bypass. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Adobe Commerce versions 2.4.7-p2, 2.4.6-p7, 2.4.5-p9, 2.4.4-p10 and earlier are affected by an Information Exposure vulnerability that could result in a security feature bypass. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Adobe Commerce versions 2.4.7-p2, 2.4.6-p7, 2.4.5-p9, 2.4.4-p10 and earlier are affected by an Improper Input Validation vulnerability that could lead to arbitrary file system read. Rated high severity (CVSS 7.6), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The conformance validation endpoint is public so everybody can verify the conformance of onboarded services. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The health endpoint is public so everybody can see a list of all services. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Information leakage in mknotifyd in Checkmk before 2.3.0p18, 2.2.0p36, 2.1.0p49 and in 2.0.0p39 (EOL) allows attacker to get potentially sensitive data. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The verify function in lib/elliptic/eddsa/index.js in the Elliptic package before 6.5.6 for Node.js omits "sig.S().gte(sig.eddsa.curve.n) || sig.S().isNeg()" validation. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
The Syracom Secure Login (2FA) plugin for Jira, Confluence, and Bitbucket through 3.1.4.5 allows remote attackers to easily brute-force the 2FA PIN via the. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Fortra's Robot Schedule Enterprise Agent prior to version 3.05 writes FTP username and password information to the agent log file when detailed logging is enabled. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
An Out-of-Bounds Read vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specifically. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
VMware NSX contains a content spoofing vulnerability. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
HCL Connections is vulnerable to an information disclosure vulnerability which could allow a user to obtain sensitive information they are not entitled to because of improperly handling the request. Rated medium severity (CVSS 5.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An information disclosure vulnerability exists in open-webui version 0.3.8. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Taipy is an open-source Python library for easy, end-to-end application development for data scientists and machine learning engineers. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
ImportDump is a mediawiki extension designed to automate user import requests. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable. No vendor patch available.
A flaw was found in Keycloak. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Wasmtime is an open source runtime for WebAssembly. Rated low severity (CVSS 2.9). No vendor patch available.
A vulnerability in Cortex XSOAR allows the disclosure of incident data to users who do not have the privilege to view the data. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A problem with a detection mechanism in the Palo Alto Networks Cortex XDR agent on Windows devices enables a user with Windows non-administrative privileges to disable the agent. Rated medium severity (CVSS 5.7), this vulnerability is low attack complexity. No vendor patch available.
A cleartext storage of sensitive information vulnerability in Palo Alto Networks Expedition allows an authenticated attacker to reveal firewall usernames, passwords, and API keys generated using. Rated high severity (CVSS 8.2), this vulnerability is low attack complexity. No vendor patch available.
A loop hole in the payment logic of Sparkshop v1.16 allows attackers to arbitrarily modify the number of products. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Exposure of Sensitive Information to an Unauthorized Actor in Copilot Studio allows a unauthenticated attacker to view sensitive information through network attack vector. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Progress® Telerik® Report Server versions prior to 2024 Q3 (10.2.24.806), a password brute forcing attack is possible through weak password requirements. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In Progress® Telerik® Report Server versions prior to 2024 Q3 (10.2.24.806), a credential stuffing attack is possible through improper restriction of excessive login attempts. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: pause TCM when the firmware is stopped Not doing so will make us send a host command to the transport while the. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: USB: usbtmc: prevent kernel-usb-infoleak The syzbot reported a kernel-usb-infoleak in usbtmc_write, we need to clear the structure. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix state management in error path of log writing function After commit a694291a6211 ("nilfs2: separate wait function from. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc() If we need to increase the tree depth, allocate a new node, and. Rated medium severity (CVSS 4.7).
In the Linux kernel, the following vulnerability has been resolved: PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0) Errata #i2037 in AM65x/DRA80xM Processors Silicon Revision 1.0. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Error out instead on BUG_ON() in IBI DMA setup Definitely condition dma_get_cache_alignment * defined value >. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: spi: hisi-kunpeng: Add verification for the max_frequency provided by the firmware If the value of max_speed_hz is 0, it may cause. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: staging: iio: frequency: ad9834: Validate frequency parameter value In ad9834_write_frequency() clk_get_rate() can return 0. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Remove register from DCN35 DMCUB diagnostic collection [Why] These registers should not be read from driver and. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
Adobe Framemaker versions 2020.6, 2022.4 and earlier are affected by an out-of-bounds read vulnerability when parsing a crafted file, which could result in a read past the end of an allocated memory. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: fsnotify: clear PARENT_WATCHED flags lazily In some setups directories can have many (usually negative) dentries. Rated medium severity (CVSS 4.7).
In the Linux kernel, the following vulnerability has been resolved: smack: tcp: ipv4, fix incorrect labeling Currently, Smack mirrors the label of incoming tcp/ipv4 connections: when a label 'foo'. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: crypto: stm32/cryp - call finalize with bh disabled The finalize operation in interrupt mode produce a produces a spinlock. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Correct the defined value for AMDGPU_DMUB_NOTIFICATION_MAX [Why & How] It actually exposes '6' types in enum. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Disable DMCUB timeout for DCN35 [Why] DMCUB can intermittently take longer than expected to process commands. Rated medium severity (CVSS 4.7).
Animate versions 23.0.7, 24.0.4 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Animate versions 23.0.7, 24.0.4 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Lightroom Desktop versions 7.4.1, 13.5, 12.5.1 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Painter versions 10.0.1 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Dell AppSync Server, version 4.3 through 4.6, contains an XML External Entity Injection vulnerability. Rated medium severity (CVSS 4.3), this vulnerability is low attack complexity. No vendor patch available.
Improper check for unusual or exceptional conditions in Intel(R) TDX Module firmware before version 1.5.06 may allow a privileged user to potentially enable information disclosure via local access. Rated low severity (CVSS 1.8). No vendor patch available.
Discourse is an open source platform for community discussion. Rated high severity (CVSS 8.2), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Microsoft Office Spoofing Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Exposure of Sensitive Information vulnerability could allow attackers to access sensitive data that should not be disclosed.
Outlook for Android Elevation of Privilege Vulnerability. Rated high severity (CVSS 8.0), this vulnerability is remotely exploitable, low attack complexity.
Sudo for Windows Spoofing Vulnerability. Rated high severity (CVSS 7.3), this vulnerability is low attack complexity.
Windows Kernel Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.0). This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows Network Address Translation (NAT) Denial of Service Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
Windows Network Address Translation (NAT) Denial of Service Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
Windows Graphics Component Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.
Windows Mobile Broadband Driver Denial of Service Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
Windows Kernel-Mode Driver Information Disclosure Vulnerability. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
NT OS Kernel Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.0).
Windows Storage Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity.
Windows Secure Channel Spoofing Vulnerability. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, no authentication required.
Windows Kerberos Information Disclosure Vulnerability. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.
Windows Cryptographic Information Disclosure Vulnerability. Rated medium severity (CVSS 5.6).
Windows Mobile Broadband Driver Denial of Service Vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
Windows Kernel-Mode Driver Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.0). This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.