CVE-2024-8517: SPIP · External Control of File Name or Path
Affects SPIPSource CVE Database V5
Public exploit available (Metasploit) · CVSS 9.8 Critical : upgrade to 4.1.18 as a priority.
Data as of 29 Oct 2026, 21:45 UTC
Thin evidence
One scorer or none| CNA (VulnCheck) | CVSS 3.1 | 9.8 |
|---|
- CISA SSVC
- Exploitation
- Proof of concept is public or traded
- Automatable
- Attackers can reliably automate steps 1–4 of the kill chain
- Technical impact
- Total control over the software or total information disclosure
CISA SSVC assessment, 2024-09-06.
- Patch
- Available – fixed in 4.1.18
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 6 Sep 2024
Detectable: evidence found.
Weaponized: evidence found.
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by VulnCheck
, 1 hour before disclosure
CVE published
on cve.org
, t = 0
CISA SSVC assessment
proof of concept public
, 5 hours after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade SPIP to 4.1.18.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| SPIPSPIP | Affected
| Fixed in
|
AI-suggested
Upgrade SPIP to version 4.1.18, 4.2.16, or 4.3.2 or later, where this vulnerability is fixed. No other mitigations or workarounds are indicated in the vendor advisory. Applying the official patch is the recommended remediation.
Description
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.
References
- thinkloveshare.com/hacking/spip_preauth_rce_2024_part_2_a_big_upload/ (opens in a new tab)
- blog.spip.net/Mise-a-jour-critique-de-securite-sortie-de-SPIP-4-3-2-SPIP-4-2-16-SPIP-4-1-18.html (opens in a new tab)
- vulncheck.com/advisories/spip-upload-rce (opens in a new tab)
- vozec.fr/researchs/spip-preauth-rce-2024-big-upload/ (opens in a new tab)