https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-03T23:07:59.019578+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-104477 CVE-2026-104477 — Showdown through 2.1.0 XSS via unescaped quote in href and src attributes 2026-10-03T23:08:00.652945+00:00

Affected: showdownjs showdown

Showdown through 2.1.0 contains a cross-site scripting vulnerability in the makehtml link and image subparsers, which fail to escape double quotes in destination URLs placed into href and src attributes. Attackers can craft markdown links or images containing a double quote followed by onerror or onmouseover handlers to execute script when victims view rendered HTML.