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 (12933)
A security flaw has been discovered in APEUni PTE Exam Practice App up to 10.8.0 on Android. Rated medium severity (CVSS 4.8), this vulnerability is low attack complexity. No vendor patch available.
A weakness has been identified in JeecgBoot up to 3.8.2. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric Corporation MELSEC-Q Series Q03UDVCPU, Q04UDVCPU, Q06UDVCPU, Q13UDVCPU, Q26UDVCPU, Q04UDPVCPU, Q06UDPVCPU,. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Grafana is an open-source platform for monitoring and observability. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Parameters are not validated or sanitized, and are later used in various internal operations. Rated high severity (CVSS 7.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
The function responsible for handling BLE connection responses does not verify whether a response is expected-that is, whether the device has initiated a connection request. Rated medium severity (CVSS 4.3), this vulnerability is no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
In the @digitalocean/do-markdownit package through 1.16.1 (in npm), the callout and fence_environment plugins perform .includes substring matching if allowedClasses or allowedEnvironments is a string. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.
There is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X12STW . Rated high severity (CVSS 7.2), 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.
There is a vulnerability in the Supermicro BMC firmware validation logic at Supermicro MBD-X13SEM-F . Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
PureVPN client applications on Linux through September 2025 mishandle firewalling. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. Rated low severity (CVSS 3.7), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a telnet-based service on port 23 in order to allow management operations on the device such as firmware upgrades and device reboot. Rated medium severity (CVSS 6.9), this vulnerability is low attack complexity. No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a proprietary protocol on TCP port 1069 to perform management operations such as modifying system properties. Rated high severity (CVSS 8.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a proprietary protocol on TCP port 1069 to perform management operations such as modifying system properties. Rated high severity (CVSS 8.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a telnet-based service on port 23 to allow management operations such as firmware upgrades and device reboots, which require. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a service implementing a proprietary protocol on TCP port 1069 to allow the client-side software, such as the In-Sight Explorer tool, to. Rated high severity (CVSS 8.6), this vulnerability is low attack complexity. No vendor patch available.
Cognex In-Sight Explorer and In-Sight Camera Firmware expose a telnet-based service on port 23 to allow management operations such as firmware upgrades and device reboots, which require. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
H3C devices running firmware version NX15V100R015 are vulnerable to unauthorized access due to insecure default credentials. Rated high severity (CVSS 8.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Dover Fueling Solutions ProGauge MagLink LX4 Devices fail to handle Unix time values beyond a certain point. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
A local attacker with low privileges on the Windows system where the software is installed can exploit this vulnerability to corrupt sensitive data. Rated medium severity (CVSS 6.9), this vulnerability is low attack complexity. No vendor patch available.
An adjacent attacker without authentication can exploit this vulnerability to retrieve a set of user-privileged credentials. Rated high severity (CVSS 8.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Dover Fueling Solutions ProGauge MagLink LX4 Devices have default root credentials that cannot be changed through standard administrative means. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
If the PATH environment variable contains paths which are executables (rather than just directories), passing certain strings to LookPath ("", ".", and ".."), can result in the binaries listed in the. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
IBM Lakehouse (watsonx.data 2.2) could allow an authenticated user to obtain sensitive server component version information which could aid in further attacks against the system. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A weakness has been identified in fuyang_lipengjun platform 1.0. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
A security flaw has been discovered in fuyang_lipengjun platform 1.0. 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 identified in fuyang_lipengjun platform 1.0. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
Tuleap is an Open Source Suite to improve management of software developments and collaboration. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability has been found in youth-is-as-pale-as-poetry e-learning 1.0. Rated medium severity (CVSS 6.3), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Improper Validation of Specified Type of Input vulnerability in ABB FLXEON.3.5. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Ericsson Catalog Manager and Ericsson Order Care APIs do not have authentication enabled by default. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The WP Hotel Booking WordPress plugin before 2.2.3 lacks proper server-side validation for review ratings, allowing an attacker to manipulate the rating value (e.g., sending negative or out-of-range. Rated critical severity (CVSS 9.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The Password Reset with Code for WordPress REST API WordPress plugin before 0.0.17 does not use cryptographically sound algorithms to generate OTP codes, potentially leading to account takeovers. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
NVIDIA HGX & DGX GB200, GB300, B300 contain a vulnerability in the HGX Management Controller (HMC) that may allow a malicious actor with administrative access on the BMC to access the HMC as an. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
NVIDIA Triton Inference Server for Windows and Linux contains a vulnerability in the Python backend, where an attacker could cause a remote code execution by manipulating the model name parameter in. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt XE File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt XE File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt CO File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt XE File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt AR File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt AR File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt VC6 File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt AR File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Ashlar-Vellum Cobalt LI File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated medium severity (CVSS 5.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated medium severity (CVSS 5.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated low severity (CVSS 2.0), this vulnerability is no authentication required, low attack complexity. This Incorrect Permission Assignment vulnerability could allow attackers to access resources due to misconfigured permissions.
Dragonfly is an open source P2P-based file distribution and image acceleration system. Rated medium severity (CVSS 5.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity.
npm parcel 2.0.0-alpha and before has an Origin Validation Error vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
A vulnerability was detected in Portabilis i-Educar up to 2.10. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
esm.sh is a nobuild content delivery network(CDN) for modern web development. Rated medium severity (CVSS 5.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
esm.sh is a nobuild content delivery network(CDN) for modern web development. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The Bastion provides authentication, authorization, traceability and auditability for SSH accesses. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. No vendor patch available.
A security vulnerability has been detected in Portabilis i-Educar up to 2.10. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.
CISA Thorium does not validate TLS certificates when connecting to Elasticsearch. Rated low severity (CVSS 2.3), this vulnerability is no authentication required. No vendor patch available.
CISA Thorium does not properly invalidate previously used tokens when resetting passwords. Rated low severity (CVSS 2.3), this vulnerability is remotely exploitable.
CISA Thorium does not escape user controlled strings used in LDAP queries. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity.
Apache::AuthAny::Cookie v0.201 or earlier for Perl generates session ids insecurely. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Use of a One-Way Hash with a Predictable Salt vulnerability in ABB FLXEON.3.5. Rated high severity (CVSS 8.7), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Jenkins 2.527 and earlier, LTS 2.516.2 and earlier does not restrict or transform the characters that can be inserted from user-specified content in log messages, allowing attackers able to control. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
An issue in Perplexity AI GPT-4 allows a remote attacker to obtain sensitive information via a GET parameter. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability exists in NeuVector versions up to and including 5.4.5, where a fixed string is used as the default password for the built-in `admin` account. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
When a Java command with password parameters is executed and terminated by NeuVector for Process rule violation the password will appear in the NeuVector security event log. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
NeuVector stores user passwords and API keys using a simple, unsalted hash. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
In JetBrains TeamCity before 2025.07.2 missing Git URL validation allowed credential leakage on Windows. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
An Out-Of-Bounds Read vulnerability affecting the PAR file reading procedure in SOLIDWORKS eDrawings on Release SOLIDWORKS Desktop 2025 could allow an attacker to execute arbitrary code while opening. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Hidden functionality issue exists in WN-7D36QR and WN-7D36QR/UE. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
The Catch Dark Mode plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 2.0 via the 'catch_dark_mode' shortcode. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. No vendor patch available.
The Developer Loggers for Simple History plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 0.5 via the enabled_loggers parameter. Rated medium severity (CVSS 6.6), this vulnerability is remotely exploitable. No vendor patch available.
A vulnerability in the command-line interface of EdgeConnect SD-WAN could allow an authenticated attacker to read arbitrary files within the system. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
A vulnerability exists in the Kubernetes C# client where the certificate validation logic accepts properly constructed certificates from any Certificate Authority (CA) without properly verifying the. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.
Cleartext storage of sensitive information in Microsoft PC Manager allows an unauthorized attacker to bypass a security feature locally. Rated medium severity (CVSS 4.0), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Substance3D - Stager versions 3.1.3 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.
Substance3D - Stager versions 3.1.3 and earlier are affected by an out-of-bounds read vulnerability that could lead to memory exposure. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. No vendor patch available.
Element Web is a Matrix web client built using the Matrix React SDK. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Matrix JavaScript SDK is a Matrix Client-Server SDK for JavaScript and TypeScript. Rated low severity (CVSS 2.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.