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 (13641)
SAP GUI for Windows allows an unauthenticated attacker to exploit insecure obfuscation algorithms used by the GuiXT application to store user credentials. Rated medium severity (CVSS 4.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
SAP S/4 HANA allows an authenticated attacker with user privileges to configure a field not intended for their access and create a custom UI layout displaying this field. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable. No vendor patch available.
SAP S4CORE OData meta-data property allows an authenticated attacker to access restricted information due to missing authorization check. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Under certain conditions, SAP Gateway Client allows a high-privileged user to access restricted information beyond the scope of the application. Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
SAP NetWeaver is vulnerable to an Information Disclosure vulnerability caused by the injection of malicious instructions into user configuration settings. Rated medium severity (CVSS 6.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The Live Auction Cockpit in SAP Supplier Relationship Management (SRM) uses a deprecated java applet component within the affected SRM packages which allows an unauthenticated attacker to send an. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The issue was addressed with improved input sanitization. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
The issue was addressed with improved handling of caches. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
This issue was addressed through improved state management. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
An information disclosure issue was addressed with improved privacy controls. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A privacy issue was addressed with improved private data redaction for log entries. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A double free issue was addressed with improved memory management. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
This issue was addressed with improved checks. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A use-after-free issue was addressed with improved memory management. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
This issue was addressed with improved checks. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An information disclosure issue was addressed with improved privacy controls. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
A double free issue was addressed with improved memory management. Rated medium severity (CVSS 6.5), this vulnerability is low attack complexity. No vendor patch available.
The issue was addressed with improved input sanitization. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A privacy issue was addressed by removing sensitive data. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An integer overflow was addressed with improved input validation. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A privacy issue was addressed by removing sensitive data. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
This issue was addressed by removing the vulnerable code. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
This issue was addressed through improved state management. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A logging issue was addressed with improved data redaction. Rated high severity (CVSS 7.6), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An out-of-bounds read was addressed with improved bounds checking. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The issue was addressed with improved checks. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A logic issue was addressed with improved checks. Rated high severity (CVSS 7.7), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
An out-of-bounds read was addressed with improved input validation. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
The issue was addressed with additional permissions checks. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
The issue was addressed with improved input sanitization. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
An input validation issue was addressed by removing the vulnerable code. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.
A permissions issue was addressed with additional restrictions. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
The issue was addressed with improved memory handling. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
An information disclosure issue was addressed by removing the vulnerable code. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
A privacy issue was addressed with improved private data redaction for log entries. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Client RCE on macOS and Linux via improper symbolic link resolution in Google Web Designer's preview feature. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability was discovered in Pagure server. Rated high severity (CVSS 7.6), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.
An authenticated user attempting to change their password could do so without using the current password. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An authenticated user without user-management permissions could identify other user accounts. Rated medium severity (CVSS 5.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An administrator could discover another account's credentials. Rated medium severity (CVSS 5.8), this vulnerability is remotely exploitable. No vendor patch available.
Users who were required to change their password could still access system information before changing their password. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A suspended or recently logged-out user could continue to interact with Blueframe until the time-out period occurred. Rated medium severity (CVSS 5.7). No vendor patch available.
An authenticated user without user administrative permissions could change the administrator Account Name. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.
An unauthenticated user could discover account credentials via a brute-force attack without rate limiting. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
SEL-5037 Grid Configurator contains an overly permissive Cross Origin Resource Sharing (CORS) configuration for a data gateway service in the application. Rated high severity (CVSS 7.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
ToolHive is a utility designed to simplify the deployment and management of Model Context Protocol (MCP) servers. Rated low severity (CVSS 2.4), this vulnerability is low attack complexity. No vendor patch available.
sudo-rs is a memory safe implementation of sudo and su written in Rust. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.
sudo-rs is a memory safe implementation of sudo and su written in Rust. Rated low severity (CVSS 3.3), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.
VMware Tools contains an insecure file handling vulnerability. Rated medium severity (CVSS 6.1), this vulnerability is low attack complexity. No vendor patch available.
The Firelight Lightbox WordPress plugin before 2.3.15 does not prevent users with post writing capabilities from executing arbitrary Javascript when the jQuery Metadata library is enabled. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
The GPM from WormHole Tech has an Unverified Password Change vulnerability, allowing unauthenticated remote attackers to change any user's password and use the modified password to log into the. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A vulnerability has been found in ContiNew Admin up to 3.6.0 and classified as problematic. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability was found in 1Panel-dev MaxKB up to 1.10.7. Rated medium severity (CVSS 5.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability, which was classified as problematic, has been found in Freeebird Hotel 酒店管理系统 API up to 1.2. Rated low severity (CVSS 2.3), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.
A vulnerability was found in MTSoftware C-Lodop 6.6.1.1 on Windows. Rated high severity (CVSS 7.3). Public exploit code available and no vendor patch available.
A vulnerability was found in Hainan ToDesk 4.7.6.3. Rated high severity (CVSS 7.3). No vendor patch available.
A vulnerability was found in yangzongzhuan RuoYi-Vue up to 3.8.9 and classified as problematic. Rated low severity (CVSS 2.3), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
A vulnerability has been found in Gosuncn Technology Group Audio-Visual Integrated Management Platform 1.0 and classified as critical. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability, which was classified as problematic, was found in Gosuncn Technology Group Audio-Visual Integrated Management Platform 4.0. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability, which was classified as problematic, has been found in SunGrow Logger1000 01_A. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
A vulnerability classified as critical has been found in Shanghai Bairui Information Technology SunloginClient 15.8.3.19819. Rated high severity (CVSS 7.3). No vendor patch available.
A vulnerability was found in Seeyon Zhiyuan OA Web Application System 8.1 SP2. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability was found in Dígitro NGC Explorer up to 3.44.15 and classified as problematic. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability has been found in Dígitro NGC Explorer 3.44.15 and classified as problematic. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
A vulnerability, which was classified as problematic, was found in Dígitro NGC Explorer 3.44.15. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability, which was classified as critical, has been found in Discord 1.0.9188 on Windows. Rated high severity (CVSS 7.3). Public exploit code available and no vendor patch available.
In BlueWave Checkmate through 2.0.2 before b387eba, a profile edit request can include a role parameter. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
libpspp-core.a in GNU PSPP through 2.0.1 allows attackers to cause an spvxml-helpers.c spvxml_parse_attributes out-of-bounds read, related to extra content at the end of a document. Rated low severity (CVSS 2.9), this vulnerability is no authentication required. Public exploit code available and no vendor patch available.
A vulnerability, which was classified as problematic, was found in Zylon PrivateGPT up to 0.6.2. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The WordPress Review Plugin: The Ultimate Solution for Building a Review Website plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 5.3.5 via the Post. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
Rejected reason: Not used. No vendor patch available.
IBM App Connect Enterprise Certified Container 8.1, 8.2, 9.0, 9.1, 9.2, 10.0, 10.1, 11.0, 11.1, 11.2, 11.3, 11.4, 11.5, 11.6, 12.0, 12.1, 12.2, 12.3, 12.4, 12.5, 12.6, 12.7, 12.8, 12.9, and 12.10. Rated medium severity (CVSS 5.1), this vulnerability is no authentication required. No vendor patch available.
An issue has been discovered in GitLab CE/EE affecting all versions from 12.0 before 17.9.8, 17.10 before 17.10.6, and 17.11 before 17.11.2. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Victure RX1800 EN_V1.0.0_r12_110933 was discovered to utilize a weak default password which includes the last 8 digits of the Mac address. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Consistently treat platform_max as control value This reverts commit 9bdd10d57a88 ("ASoC: ops: Shift tested values in. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reset IRTE to host control if *new* route isn't postable Restore an IRTE back to host control (remapped or posted MSI. 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.
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix deadlock between rcu_tasks_trace and event_mutex. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Fix isochronous Ring Underrun/Overrun event handling The TRB pointer of these events points at enqueue at the time of. 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.
In the Linux kernel, the following vulnerability has been resolved: um: work around sched_yield not yielding in time-travel mode sched_yield by a userspace may not actually cause scheduling in. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: 9p/net: fix improper handling of bogus negative read/write replies In p9_client_write() and p9_client_read_once(), if the server. Rated high severity (CVSS 7.1), this vulnerability is low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.
In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix WARN_ON(!ctx) in __free_event() for partial init Move the get_ctx(child_ctx) call and the child_event->ctx. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.
In the Linux kernel, the following vulnerability has been resolved: net: ngbe: fix memory leak in ngbe_probe() error path When ngbe_sw_init() is called, memory is allocated for wx->rss_key in. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity.