7 matches found
Inefficient Algorithmic Complexity
Overview league/commonmark is a PHP-based Markdown parser which supports the full CommonMark spec. It is based on the CommonMark JS reference implementation. Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity due to inefficient processing in the...
CVE-2026-30838
league/commonmark is a PHP Markdown parser. Prior to version 2.8.1, the DisallowedRawHtml extension can be bypassed by inserting a newline, tab, or other ASCII whitespace character between a disallowed HTML tag name and the closing . For example, would pass through unfiltered and be rendered as a...
CVE-2025-46734
league/commonmark is a PHP Markdown parser. A cross-site scripting XSS vulnerability in the Attributes extension of the league/commonmark library versions 1.5.0 through 2.6.x allows remote attackers to insert malicious JavaScript calls into HTML. The league/commonmark library provides configurati...
CVE-2025-46734 league/commonmark Cross-site Scripting vulnerability in Attributes extension
league/commonmark is a PHP Markdown parser. A cross-site scripting XSS vulnerability in the Attributes extension of the league/commonmark library versions 1.5.0 through 2.6.x allows remote attackers to insert malicious JavaScript calls into HTML. The league/commonmark library provides configurati...
CVE-2025-46734 league/commonmark Cross-site Scripting vulnerability in Attributes extension
league/commonmark is a PHP Markdown parser. A cross-site scripting XSS vulnerability in the Attributes extension of the league/commonmark library versions 1.5.0 through 2.6.x allows remote attackers to insert malicious JavaScript calls into HTML. The league/commonmark library provides configurati...
CVE-2025-46734 league/commonmark Cross-site Scripting vulnerability in Attributes extension
league/commonmark is a PHP Markdown parser. A cross-site scripting XSS vulnerability in the Attributes extension of the league/commonmark library versions 1.5.0 through 2.6.x allows remote attackers to insert malicious JavaScript calls into HTML. The league/commonmark library provides configurati...
CVE-2025-46734
CVE-2025-46734 affects the PHP Markdown parser league/commonmark, specifically the Attributes extension (versions 1.5.0–2.6.x). The vulnerability allows injection of dangerous HTML attributes via Markdown syntax (e.g., curly braces) that can bypass HTML sanitization settings. Version 2.7.0 mitiga...