Ghostwire

CVE-2026-8445: justhtml versions are preserved, so untrusted input that is safe in to_html() — including entity-decoded text (e.g....

CRITICAL CVSS 0.0

Published: August 23, 2026 | Last Modified: August 24, 2026

Description

justhtml versions are preserved, so untrusted input that is safe in to_html() — including entity-decoded text (e.g. <script>) or text from RCDATA/RAWTEXT-parsed elements like , , , and — can be emitted as raw HTML in the Markdown output, enabling a sanitizer bypass and potential cross-site scripting when that output is rendered.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References