Medium 5.3Published Oct 26, 2026

CVE-2026-116822YesWiki before 4.7.0 Template Traversal via BazarListeAction template Parameter

Updated under an hour ago (Oct 29, 2026, 7:50 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

YesWiki before 4.7.0 contains a path traversal vulnerability in BazarListeAction that allows unauthenticated attackers to select arbitrary templates within the @bazar Twig namespace via the template GET parameter. Attackers can append crafted template values to pages containing the bazarliste action to force unintended layouts, causing page defacement for visitors following the crafted link.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE): CWE-73
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 27, 2026
First seen by InfoSec Signals: Oct 26, 2026

Affected products

Affected products

YesWiki yeswiki yeswiki:yeswiki (from the name)	before 4.7.0; 4.7.0 not affected	CNA record

References

References

https://github.com/YesWiki/yeswiki/security/advisories/GHSA-qfv2-x8g4-qg27	vendor-advisory
https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-template-traversal-via-bazarlisteaction-template-parameter	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.