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CVE-2026-104449GHSA-4388-PHMH-JRW8

YesWiki before 4.6.7 Unauthenticated Page Overwrite via Bazar id_fiche

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.6.7
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

YesWiki before 4.6.7 contains an access control vulnerability allowing unauthenticated attackers to overwrite any existing wiki page, including pages whose write ACL restricts editing, via the Bazar entry-creation flow. Attackers can submit a crafted entry with an attacker-controlled id_fiche matching an existing page, overwriting its body for mass defacement and content destruction.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • YesWiki yeswiki

    fixed in 4.6.7

References 2

GitHub · YesWiki/yeswiki

vulncheck.com