CVE-2024-22891

Nteract PoC A Proof-Of-Concept for CVE-2024-22891 vulnerability. nteract 0.28.0 allows Electron webview via Markdown link, with resultant remote code execution. In this repository there is an example vulnerable application and proof-of-concept POC exploit of it. As a PoC there is a python file th...

CVE-2026-108852 Deep Chat through 2.5.1 XSS via Markdown Link Validation Bypass

Deep Chat through 2.5.1 contains a cross-site scripting vulnerability that allows attackers to inject javascript: links because RemarkableConfig.createNew disables Remarkable link validation. Attackers can place crafted Markdown links in AI responses, addMessage content, or loaded history to...

CVE-2026-108852

Deep Chat version 2.5.1 is vulnerable to a cross-site scripting (XSS) flaw due to a Markdown link validation bypass . The root cause is that the RemarkableConfig.createNew function disables Remarkable link validation, allowing attackers to inject javascript: links. Attackers can execute scripts i...

CVE-2026-108852 Deep Chat through 2.5.1 XSS via Markdown Link Validation Bypass

Deep Chat through 2.5.1 contains a cross-site scripting vulnerability that allows attackers to inject javascript: links because RemarkableConfig.createNew disables Remarkable link validation. Attackers can place crafted Markdown links in AI responses, addMessage content, or loaded history to...

CVE-2026-104454

YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an On^2 markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool...

CVE-2026-104454

YesWiki versions before 4.6.7 are vulnerable to an algorithmic-complexity denial of service within the wakka.php formatter. The root cause is an O(n^2) markdown-link regular expression that allows unauthenticated attackers to submit a small, specially crafted body of bracket characters to the pag...

CVE-2026-104454

YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an On^2 markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool...

EUVD-2026-91465

YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an On^2 markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool...

CVE-2026-104454: Inefficient Regular Expression Complexity

YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an On^2 markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool...

PT-2026-104264

YesWiki before 4.6.7 contains an algorithmic-complexity denial of service in the wakka.php formatter due to an On^2 markdown-link regex. Unauthenticated attackers can submit a small crafted body of bracket characters to the page-edit preview endpoint to pin PHP-FPM workers and saturate the pool...

CVE-2026-19744: Improper Neutralization of Input During Web Page Generation

Cross-site Scripting in the Markdown renderer in maalfer Pentestify before 2.3.2 allows authenticated users to execute arbitrary JavaScript in the application origin via a Markdown link whose URL contains a double quote, which closes the anchor's href attribute because the renderer's sanitization...

EUVD-2026-39002

Warp is an agentic development environment. From 0.2023.10.24.08.03.stable00 until 0.2026.05.06.15.42.stable01, Warp may open executable local files through the operating system default file handler. A malicious Markdown document or project can contain a local-file link that appears as normal...

CVE-2026-43899

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, An incomplete mitigation for CVE-2025-55733 leaves DeepChat vulnerable to an arbitrary protocol execution bypass RCE. While the patch correctly restricted...

CVE-2026-43899

DeepChat is an open-source artificial intelligence agent platform that unifies models, tools, and agents. Prior to v1.0.4-beta.1, An incomplete mitigation for CVE-2025-55733 leaves DeepChat vulnerable to an arbitrary protocol execution bypass RCE. While the patch correctly restricted...

PT-2026-39859

Name of the Vulnerable Software and Affected Versions DeepChat versions prior to 1.0.4-beta.1 Description An incomplete mitigation for a previous issue allows for an arbitrary protocol execution bypass, which can lead to remote code execution RCE. While restrictions were applied to the...

PT-2026-39294

Name of the Vulnerable Software and Affected Versions Open WebUI versions 0.3.5 through 0.8.12 Description A stored cross-site scripting XSS issue allows authenticated users with model creation permissions workspace.models to execute arbitrary JavaScript in the browsers of other users, including...

CVE-2026-41063: Improper Neutralization of Input During Web Page Generation

WWBN AVideo is an open source video platform. In versions 29.0 and below, an incomplete XSS fix in AVideo's ParsedownSafeWithLinks class overrides inlineMarkup for raw HTML but does not override inlineLink or inlineUrlTag, allowing javascript: URLs in markdown link syntax to bypass sanitization...

CVE-2026-35600: Improper Neutralization of Input During Web Page Generation

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, task titles are embedded directly into Markdown link syntax in overdue email notifications without escaping Markdown special characters. When rendered by goldmark and sanitized by bluemonday which allows and tags,...

CVE-2026-33500

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the fix for CVE-2026-27568 GHSA-rcqw-6466-3mv7 introduced a custom "ParsedownSafeWithLinks" class that sanitizes raw HTML "" and "" tags in comments, but explicitly disables Parsedown's "safeMode". This creates a...

CVE-2026-33500: Improper Neutralization of Input During Web Page Generation

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the fix for CVE-2026-27568 GHSA-rcqw-6466-3mv7 introduced a custom ParsedownSafeWithLinks class that sanitizes raw HTML and tags in comments, but explicitly disables Parsedown's safeMode. This creates a bypass:...