SSRF in Yeswiki
CVE-2026-104441
YesWiki before 4.6.7 contains an unauthenticated server-side request forgery vulnerability that allows remote attackers to make the server fetch arbitrary hosts and ports via the {{valeur}} action's url parameter. Attackers can submit the action through the content parameter of handlers/page/render.php to probe internal HTTP services and read back response content matching fiche markup.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/YesWiki/yeswiki/security/advisories/GHSA-pghp-rrp4-q666 (vendor-advisory)
- www.vulncheck.com/advisories/yeswiki-before-4.6.7-unauthenticated-ssrf-via-vale… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-104441?
- CVE-2026-104441 is a medium-severity vulnerability in Yeswiki, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.3/10. Published 2026-10-02.
- How severe is CVE-2026-104441?
- Medium severity. CVSS v3 base score is 5.3 out of 10.