CVE-2026-33742

Invoice Ninja is a source-available invoice, quote, project and time-tracking app built with Laravel. Product notes fields in Invoice Ninja v5.13.0 allow raw HTML via Markdown rendering, enabling stored XSS. The Markdown parser output was not sanitized with purify::clean before being included in...

EUVD-2026-16418

Invoice Ninja is a source-available invoice, quote, project and time-tracking app built with Laravel. Product notes fields in Invoice Ninja v5.13.0 allow raw HTML via Markdown rendering, enabling stored XSS. The Markdown parser output was not sanitized with purify::clean before being included in...

CVE-2026-33742 Invoice Ninja has Stored XSS via Markdown HTML Injection in Product Notes

Invoice Ninja is a source-available invoice, quote, project and time-tracking app built with Laravel. Product notes fields in Invoice Ninja v5.13.0 allow raw HTML via Markdown rendering, enabling stored XSS. The Markdown parser output was not sanitized with purify::clean before being included in...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via the markdown preview endpoint. An attacker can access sensitive user data, including email addresses and encrypted authentication information, by manipulating the endpoint to return augmented data from...

GHSA-CVH3-23VQ-W7H4 Statamic's Markdown preview endpoint exposes sensitive user data

Impact The markdown preview endpoint could be manipulated to return augmented data from arbitrary fieldtypes. With the users fieldtype specifically, an authenticated control panel user could retrieve sensitive user data including email addresses, encrypted passkey data, and encrypted two-factor...

Statamic's Markdown preview endpoint exposes sensitive user data

Impact The markdown preview endpoint could be manipulated to return augmented data from arbitrary fieldtypes. With the users fieldtype specifically, an authenticated control panel user could retrieve sensitive user data including email addresses, encrypted passkey data, and encrypted two-factor...

CVE-2026-30235

OpenProject is an open-source, web-based project management software. Prior to 17.2.0, this vulnerability occurs due to improper validation of OpenProject’s Markdown rendering, specifically in the hyperlink handling. This allows an attacker to inject malicious hyperlink payloads that perform DOM...

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 bypass:...

CVE-2026-33066

SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the backend renderREADME function uses lute.New without calling SetSanitizetrue, allowing raw HTML embedded in Markdown to pass through unmodified. The frontend then assigns the rendered HTML to innerHTML without any...

CVE-2026-32308

OneUptime is a solution for monitoring and managing online services. Prior to 10.0.23, the Markdown viewer component renders Mermaid diagrams with securityLevel: "loose" and injects the SVG output via innerHTML. This configuration explicitly allows interactive event bindings in Mermaid diagrams,...

CVE-2026-1090

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user, when the markdownplaceholders feature flag was enabled, to inject JavaScript in a browser due to improper...

Uncontrolled Recursion

Overview Affected versions of this package are vulnerable to Uncontrolled Recursion in the compile function of the Markdown Handler component in markdown.c. An attacker can cause the application to crash by providing an input with infinitely deep blockquotes, leading to uncontrolled recursion and...

CVE-2026-4833

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

DEBIAN-CVE-2026-4833

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

CVE-2026-4833

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

UBUNTU-CVE-2026-4833

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

CVE-2026-4833 Orc discount Markdown markdown.c compile recursion

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

CVE-2026-4833 Orc discount Markdown markdown.c compile recursion

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

EUVD-2026-16078

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...

CVE-2026-4833

A weakness has been identified in Orc discount up to 3.0.1.2. This issue affects the function compile of the file markdown.c of the component Markdown Handler. This manipulation causes uncontrolled recursion. The attack is restricted to local execution. The exploit has been made available to the...