CVE-2025-71241

SPIP < 4.3.6 Cross-Site Scripting in Private Area

State: Published
Severity: 4.8 Medium
Published: Feb 19, 2026
Updated: Mar 5, 2026
Reserved: Feb 19, 2026

Description

SPIP before 4.3.6, 4.2.17, and 4.1.20 allows Cross-Site Scripting (XSS) in the private area. The content of the error message displayed by the 'transmettre' API is not properly sanitized, allowing an attacker to inject malicious scripts. This vulnerability is mitigated by the SPIP security screen.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N	VulnCheck
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	VulnCheck

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
SPIPSPIP	4.1.0 to before 4.1.20Affected 4.2.0 to before 4.2.17Affected 4.3.0 to before 4.3.6Affected

References

https://blog.spip.net/Mise-a-jour-de-securite-sortie-de-SPIP-4-3-6-SPIP-4-2-17-SPIP-4-1-20.htmlvendor-advisorypatch
https://git.spip.net/spip/spipproduct
VulnCheck Advisory: SPIP < 4.3.6 Cross-Site Scripting in Private Areathird-party-advisory

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