{"id":"CVE-2026-116824","state":"PUBLISHED","title":"YesWiki before 4.7.0 Stored XSS via Referer Header in referrers_sites Handler","description":"YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in handlers/page/referrers_sites.php that allows unauthenticated attackers to inject scripts via crafted Referer headers. Attackers can send a Referer hostname containing HTML metacharacters that renders unescaped, executing JavaScript for any referrer-sites page visitor to perform same-origin authenticated actions.","publishedAt":"2026-10-26T23:05:49.898Z","updatedAt":"2026-10-31T02:12:36.836Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["YesWiki yeswiki"],"affected":[{"vendor":"YesWiki","product":"yeswiki","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.7.0","versionType":"semver"},{"version":"4.7.0","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/YesWiki/yeswiki/security/advisories/GHSA-xcwg-2pj5-3qm4","https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-stored-xss-via-referer-header-in-referrers-sites-handler"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-31T02:22:06.278Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/116xxx/CVE-2026-116824.json","commit":"d0ab2d5f9fa946fa63e53a71f1ebc50048778c32","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-116824","state":"PUBLISHED","datePublished":"2026-10-26T23:05:49.898Z","dateUpdated":"2026-10-31T02:12:36.836Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-26T22:14:57.233Z"},"containers":{"cna":{"title":"YesWiki before 4.7.0 Stored XSS via Referer Header in referrers_sites Handler","descriptions":[{"lang":"en","value":"YesWiki before 4.7.0 contains a stored cross-site scripting vulnerability in handlers/page/referrers_sites.php that allows unauthenticated attackers to inject scripts via crafted Referer headers. 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