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CVE-2026-105690GHSA-MJ9F-5CWQ-7P3Q

Penpot: Server-side session not invalidated on logout; stale auth-token cookie remains valid for full profile access

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 2.18.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, logout clears the browser's auth-token cookie without revoking the corresponding server-side session. A previously captured session token remains usable after the victim logs out and can continue to make authenticated requests with the victim's authority until natural expiration. This issue is fixed in version 2.18.0.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • penpot penpot

    fixed in 2.18.0

References 3

GitHub · penpot/penpot