PT-2026-40349 · Spip · Spip

Louka Jacques-Chevallier · Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-8430

Positive Technologies (AI Summary)

CVSS v4.0

9.2

Critical

Base vector

AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions SPIP versions prior to 4.4.14

Description A remote code execution flaw exists in the public space, allowing attackers to execute arbitrary code within the web server context. This issue is limited to specific nginx configurations and is not mitigated by the SPIP security screen.

Recommendations Update to version 4.4.14 or later.

Fix

RCE

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

CVE-2026-8430

Affected Products

Spip

References · 9

• https://osv.dev/vulnerability/UBUNTU-CVE-2026-8430 · Vendor Advisory
• https://blog.spip.net · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-8430 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-8430 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-8430 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8430 · Security Note
• https://ubuntu.com/security/CVE-2026-8430 · Vendor Advisory
• https://vulncheck.com/advisories/spip-prior-to-remote-code-execution-via-nginx · Note
• https://twitter.com/CVEnew/status/2054340951171035580 · Twitter Post