{"id":"CVE-2026-116203","title":"YesWiki before 4.7.0 Stored XSS via filtertags Action Parameters","summary":"YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in the filtertags action, which echoes attacker-controlled token values without output encoding. Anonymous attackers can inject markup via action-attribute paramet…","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cvssSource":"cna","cwe":["CWE-79"],"vendor":"YesWiki","product":"yeswiki","affected":["yeswiki < 4.7.0"],"published":"2026-10-25","updated":"2026-10-25","sourceUpdated":"2026-10-25T13:20:34.532Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116203","references":[{"url":"https://github.com/YesWiki/yeswiki/security/advisories/GHSA-f53x-3gqx-xq76","label":"GitHub Security Advisory (GHSA-f53x-3gqx-xq76)"},{"url":"https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-stored-xss-via-filtertags-action-parameters","label":"VulnCheck Advisory: YesWiki before 4.7.0 Stored XSS via filtertags Action Parameters"}],"tags":["cve.org"],"ingestedAt":"2026-10-25T22:08:29.941Z","slug":"CVE-2026-116203","body":"## Overview\n\nYesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in the filtertags action, which echoes attacker-controlled token values without output encoding. Anonymous attackers can inject markup via action-attribute parameters that bypasses the allow_raw_html gate, executing JavaScript for every page viewer.\n\n## Affected\n\n- `yeswiki < 4.7.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}