CVE-2025-71244

MEDIUM 6.1

SPIP < 4.4.5 Open Redirect via Login Form

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

SPIP before 4.4.5 and 4.3.9 allows an Open Redirect via the login form when used in AJAX mode. An attacker can craft a malicious URL that, when visited by a victim, redirects them to an arbitrary external site after login. This vulnerability only affects sites where the login page has been overridden to function in AJAX mode. It is not mitigated by the SPIP security screen.

CWE	CWE-601
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:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

SPIP / SPIP

4.3.0 < 4.3.9 4.4.0 < 4.4.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

blog.spip.net: https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-4-5.html git.spip.net: https://git.spip.net/spip/spip vulncheck.com: https://www.vulncheck.com/advisories/spip-open-redirect-via-login-form

Credits

SPIP security team