SSRF in Spip
CVE-2026-109378
SPIP before 4.4.18 contains a server-side request forgery vulnerability in recuperer_url() in ecrire/inc/distant.php that follows up to 10 redirects without re-validating targets with valider_url_distante(). Authenticated attackers can supply a remote URL, such as a syndicated site feed or remote document, that redirects to internal or link-local addresses including cloud metadata endpoints.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/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
- blog.spip.net/Mise-a-jour-critique-de-securite-sortie-de-SPIP-4-4-18.html (release-notes, vendor-advisory)
- git.spip.net/spip/spip (product)
- www.vulncheck.com/advisories/spip-before-4.4.18-ssrf-via-http-redirects-in-recu… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109378?
- CVE-2026-109378 is a medium-severity vulnerability in Spip, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.3/10. Published 2026-10-12.
- How severe is CVE-2026-109378?
- Medium severity. CVSS v3 base score is 4.3 out of 10.