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CVE-2024-8517

91
FAUCET Score

CVE-2024-8517 is a critical command injection vulnerability affecting SPIP versions prior to 4.3.2, 4.2.16, and 4.1.18. This flaw allows an unauthenticated, remote attacker to execute arbitrary operating system commands by sending a specially crafted multipart file upload HTTP request. With a CVSS score of 9.8 (Critical) and an EPSS score indicating high exploitability, this vulnerability poses a significant risk due to its low attack complexity and complete compromise potential. Exploit code is publicly available through Metasploit modules and Nuclei templates, though there is currently no evidence of active exploitation in the wild or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.0.0, < 4.1.18CPE matchmatch criteria
cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*
>= 4.2.0, <= 4.2.15CPE matchmatch criteria
cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*
4.3.0CPE matchmatch criteria
cpe:2.3:a:spip:spip:4.3.0:*:*:*:*:*:*:*
4.3.1CPE matchmatch criteria
cpe:2.3:a:spip:spip:4.3.1:*:*:*:*:*:*:*
>= 4.1.0, <= 4.1.18CPE match
cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
94.53%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: SPIP BigUp Plugin Unauthenticated RCE · Sep 6, 2024
Nuclei: CVE-2024-8517 · Sep 9, 2024
This CVE's current EPSS score of 0.9453 is in the 99th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

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
thinkloveshare.com / hacking/spip_preauth_rce_2024_part_2_a_big_upload
ExploitThird Party Advisory
vozec.fr / researchs/spip-preauth-rce-2024-big-upload
ExploitThird Party Advisory
vulncheck.com / advisories/spip-upload-rce
Third Party Advisory