CVE-2026-5389

justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the tomarkdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...

PT-2026-79770

justhtml versions before 1.13.0 contain a cross-site scripting vulnerability in the to markdown function when serializing attacker-controlled pre content. Attackers can place backticks inside sanitized pre elements to break out of fixed-length code fences, allowing raw HTML to execute when the...

Improper Encoding or Escaping of Output

Overview justhtml is an A pure Python HTML5 parser that just works. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output in the tomarkdown process. An attacker can inject malicious HTML or script into rendered Markdown by including a blank line within the te...

CVE-2021-21383 XSS in Wiki.js

Wiki.js an open-source wiki app built on Node.js. Wiki.js before version 2.5.191 is vulnerable to stored cross-site scripting through mustache expressions in code blocks. This vulnerability exists due to mustache expressions being parsed by Vue during content injection even though it is contained...

PT-2021-14463

Name of the Vulnerable Software and Affected Versions Wiki.js versions prior to 2.5.191 Description The issue exists due to mustache expressions being parsed by Vue during content injection, even when contained within a element. This allows a malicious user to stage a stored cross-site scripting...

CVE-2007-3244

SQL injection vulnerability in bb-includes/formatting-functions.php in bbPress before 0.8.1 might allow remote attackers to execute arbitrary SQL commands via unspecified vectors to forums/bb-edit.php, as demonstrated by a PRE element, aka the "quircky slashes bug."...