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CVE-2026-93453

SOGo before 5.12.11 Password Reset Token Interception via Origin Header

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.12.11
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

SOGo before 5.12.11 constructs password-reset links using the client-supplied Origin header as the authority, allowing unauthenticated attackers to redirect recovery tokens to attacker-controlled domains. Attackers can submit password recovery requests with a malicious Origin header to have valid password-reset tokens mailed to victim recovery addresses within links pointing to attacker infrastructure, enabling account takeover.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated

Affected versions

  • Alinto SOGo

    fixed in 5.12.11

References 7

sogo.nu

GitHub · Alinto/sogo

vulncheck.com

GitHub · Faceless0x7/CVE-2026-93453