Critical 9.8Published Sep 6, 2024

CVE-2024-8517SPIP Bigup Multipart File Upload OS Command Injection

Updated under an hour ago (Oct 30, 2026, 5:50 AM ET)

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No exploitation reported and no EPSS estimate yet.

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SPIP before 4.3.2, 4.2.16, and 4.1.18 is vulnerable to a command injection issue. A remote and unauthenticated attacker can execute arbitrary operating system commands by sending a crafted multipart file upload HTTP request.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-73, CWE-78
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Modified
Record last updated: Oct 29, 2026
First seen by InfoSec Signals: Oct 29, 2026

Affected products

Affected products

SPIP SPIP spip:spip (from the name)	from 4.3.0 through 4.3.1; from 4.2.0 through 4.2.15; from 4.1.0 before 4.1.18	CNA record
spip spip spip:spip	from 4.3.0 through 4.3.1; from 4.2.0 through 4.2.15; before 4.1.18	CISA ADP
spip spip spip:spip	from 4.0.0 before 4.1.18; from 4.2.0 through 4.2.15; 4.3.0; 4.3.1	NVD

References

References

https://thinkloveshare.com/hacking/spip_preauth_rce_2024_part_2_a_big_upload/	exploit, technical-description, third-party-advisory
https://blog.spip.net/Mise-a-jour-critique-de-securite-sortie-de-SPIP-4-3-2-SPIP-4-2-16-SPIP-4-1-18.html	vendor-advisory
https://vulncheck.com/advisories/spip-upload-rce	third-party-advisory
https://vozec.fr/researchs/spip-preauth-rce-2024-big-upload/	exploit, technical-description, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.