All vulnerabilities
CVE-2026-116206GHSA-wq96-vjjh-hfc6

YesWiki 4.2.0 before 4.7.0 Stored XSS via Comment Raw-HTML Syntax

YesWiki yeswiki
Open in ThreatlineRecord JSON
CVSS
5.3Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed in4.7.0Fixed versionCVE List
Published25 Oct 2026Updated 25 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

YesWiki from 4.2.0 before 4.7.0 contains a stored cross-site scripting vulnerability that allows authenticated users to inject script into comment bodies using the wakka raw-HTML syntax. Attackers can post comments via the /api/comments endpoint that render unescaped through the Twig raw filter, executing JavaScript in administrators' and visitors' sessions.

Text from CVE List

Affected versions 2

  • yeswikiaffected: 4.2.0 before 4.7.0CVE List
  • yeswikiunaffected: 4.7.0CVE List

References 2