What’s Vulnerable › Vulnerabilities

CVE-2024-7954: SPIP porte_plume Plugin Arbitrary PHP Execution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 90.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-08-23 · updated 2026-06-17
• Weakness: CWE-95

Description

The porte_plume plugin used by SPIP before 4.30-alpha2, 4.2.13, and 4.1.16 is vulnerable to an arbitrary code execution vulnerability. A remote and unauthenticated attacker can execute arbitrary PHP as the SPIP user by sending a crafted HTTP request.

Affected products

• SPIP: from 4.3.0-alpha before 4.3.0-alpha2; from 4.2.0 before 4.2.13; from 4.1.0 before 4.1.16 — fixed in 4.1.16, 4.2.13, 4.3.0-alpha2

How to fix

Upgrade to a fixed version: SPIP 4.1.16, 4.2.13, 4.3.0-alpha2. Check the vendor advisory for mitigations.

References

• https://blog.spip.net/Mise-a-jour-critique-de-securite-sortie-de-SPIP-4-3-0-alpha2-SPIP-4-2-13-SPIP-4.html
• https://thinkloveshare.com/hacking/spip_preauth_rce_2024_part_1_the_feather/
• https://vulncheck.com/advisories/spip-porte-plume

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