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CVE-2026-46595GHSA-X527-X647-Q7GGGO-2026-5023

Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.52.0
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

Previously, CVE-2024-45337 fixed an authorization bypass for misused ssh server configurations; if any other type of callback is passed other than public key, then the source-address validation would be skipped.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • golang.org/x/crypto/ssh

    fixed in 0.52.0

  • golang.org/x/cryptoGo

    fixed in 0.52.0

References 5

go.dev

groups.google.com

pkg.go.dev

GitHub · sdodson/CVE-2026-46595-proof