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CVE-2026-72709

SPIP < 4.4.18 Missing Authorization via ecrire/action/

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.4.18
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: yes
  • Technical impact: total

Summary

SPIP before version 4.4.18 contains a missing authorization vulnerability in sensitive actions under ecrire/action/ that allows unauthenticated attackers to invoke privileged actions by supplying only a valid CSRF nonce without any server-side permission check. Attackers can bypass template-level authorization guards through direct HTTP requests to invoke actions such as editer_auteur, enabling arbitrary account password rewrites including administrator accounts and resulting in full account takeover.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: yes · Technical impact: total

  3. Record last updated

Affected versions

  • SPIP SPIP

    fixed in 4.4.18

References 3

blog.lexfo.fr

blog.spip.net

vulncheck.com