CVE-2026-27472

MEDIUM 4.3

SPIP < 4.4.9 Blind Server-Side Request Forgery via Syndicated Sites

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

Vendor	spip
Product	spip
Published	Feb 19, 2026
Last Updated	Mar 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

SPIP / SPIP

4.4.0 < 4.4.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

blog.spip.net: https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-9.html git.spip.net: https://git.spip.net/spip/spip vulncheck.com: https://www.vulncheck.com/advisories/spip-blind-server-side-request-forgery-via-syndicated-sites

Credits

Dorian Piette (Trachinus)