Title: SPIP < 4.4.9 Blind Server-Side Request Forgery via Syndicated Sites Severity: Medium Date: 2026-02-19 CVE ID: CVE-2026-27472 CVSS V4 Base Score: 4.4 CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L References: - https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPRIP-4-4-9.html - https://git.spip.net/spip/spip Credit: Dorian Piette (Trachinus) Description: - SPIP before 4.4.9 allows Blind Server-Side Request Forgery (SSRF) via syndicated sites in the private area. When editing a syndicated site, the application does not verify that the syndication URL is a valid remote URL, allowing an authenticated attacker to make the server issue requests to arbitrary internal or external destinations. This vulnerability is not mitigated by the SPIP security screen.