Vulnerability Reports
Explore our collection of high-severity CVE reports and remediation guides.
Crawl4AI RCE: Hook, Line, and Sinker
A Critical RCE in Crawl4AI's Docker API allows unauthenticated attackers to execute arbitrary Python code via the 'hooks' parameter. By leveraging an insecure implementation of 'exec()' and a failed attempt at sandboxing that left '__import__' exposed, attackers can bypass restrictions and compromise the host container.
Scheduled for Leaks: Unmasking GitLab's Pipeline Authorization Bypass
A deep-dive analysis into a logic flaw within GitLab's Pipeline Schedules API. This vulnerability allows low-privileged users to bypass authorization checks and potentially exfiltrate sensitive CI/CD variables via user interaction vectors. The flaw highlights the danger of insufficient scope validation in complex API structures.
CVE-2026-1721: When JSON.stringify() Betrays You in Cloudflare Agents
A classic Reflected Cross-Site Scripting (XSS) vulnerability found in the Cloudflare Agents AI Playground. The flaw stems from a misunderstanding of how browsers parse script tags within inline HTML, allowing attackers to break out of a JSON string context and execute arbitrary JavaScript. This exposes sensitive LLM chat history and connected Model Context Protocol (MCP) servers to unauthorized access.
Confused Deputy in the Chatroom: Dissecting CVE-2026-22892
Mattermost is the fortress of secure collaboration, and Jira is the labyrinth of project management. When you bridge the two, you expect a secure tunnel, not a porous sieve. CVE-2026-22892 is a classic authorization bypass within the Mattermost Jira Plugin that allows users to peek into channels they don't belong to. By exploiting a missing permission check in the issue creation workflow, an authenticated user can retrieve post content and attachments from private channels—provided they can guess or acquire the target Post ID. It's a textbook case of the 'Confused Deputy' problem, where a privileged plugin unwittingly does the dirty work for an unprivileged user.
Picture Perfect Pwnage: RCE in CodeIgniter 4 ImageMagick Handler
CodeIgniter 4, a popular PHP full-stack web framework, contains a critical OS Command Injection vulnerability within its ImageMagick handler. By failing to properly sanitize file paths and text parameters before passing them to the system shell, the framework allows remote attackers to execute arbitrary commands. This typically occurs during image processing tasks like resizing or adding text overlays, turning a standard file upload or watermark feature into a full remote shell.
Mermaid's Siren Song: SVG Injection in beautiful-mermaid
A critical flaw in the `beautiful-mermaid` library allows attackers to weaponize flowcharts and diagrams. By injecting malicious CSS strings into style definitions, adversaries can break out of SVG attributes and execute arbitrary JavaScript. This vulnerability transforms a harmless documentation tool into a vehicle for Cross-Site Scripting (XSS), affecting all versions prior to 0.1.3.
Schema to Shell: Unpacking the Apache Avro Code Injection Vulnerability
Apache Avro, the serialization backbone of the big data ecosystem, contained a critical code injection vulnerability in its Java SDK. The flaw allowed attackers to weaponize Avro schemas—typically benign JSON definitions—to inject arbitrary Java code during the compilation phase. By manipulating metadata fields like documentation or annotations, a malicious schema could trick the `SpecificCompiler` into generating a Trojan horse Java class. This effectively turns a standard build process into a Remote Code Execution (RCE) vector, threatening developer workstations and CI/CD pipelines alike.
Ghost in the Machine: Exploiting TOCTOU in Mattermost
A deep dive into a subtle Time-of-Check Time-of-Use (TOCTOU) race condition within Mattermost Server's API. This analysis explores how the disconnect between authorization validation and data retrieval in the '/common_teams' endpoint allows deactivated users—'zombie' accounts—to snatch sensitive team names just moments after their access should have been revoked.
The Infinite Keyring: Brute-Forcing WildFly Elytron (CVE-2025-23368)
In the world of enterprise Java, WildFly (formerly JBoss) is a titan. But even titans have Achilles' heels. CVE-2025-23368 reveals a glaring oversight in the Elytron security framework: a complete lack of rate limiting on management interfaces. This deep dive explores how a missing wrapper class turned the WildFly management console into a brute-forcer's paradise, allowing attackers to hammer the authentication subsystem indefinitely until the doors swung open.
Renovate's TMI: When Automation Leaks the Keys to the Kingdom
A critical regression in Renovate's process execution logic allowed child processes to inherit the full set of parent environment variables. This accidentally exposed sensitive CI/CD credentials—such as GitHub PATs and NPM tokens—to untrusted scripts running during package updates.
Panic at the Keyring: Crashing rPGP with a Single Byte
In the world of safe systems programming, Rust is the golden child. It promises to save us from the memory corruption sins of C and C++. But while Rust protects memory, it doesn't protect logic. A critical denial-of-service vulnerability was discovered in the `rPGP` library (and its dependency, the `rsa` crate) where a mathematically impossible RSA key component triggers a hard panic. By setting a prime factor to '1', an attacker can trick the underlying arithmetic engine into a division-by-zero scenario, crashing any application attempting to parse the key. This is a story about how 'safe' languages still need defensive coding.
The Matryoshka Crash: Recursive Ruin in rPGP
A high-severity Denial of Service vulnerability in the rPGP Rust library caused by uncontrolled recursion during OpenPGP packet parsing. Attackers can exhaust the stack and crash applications by submitting maliciously nested signature packets.