What is GHSA-x527-x647-q7gg?

GHSA-x527-x647-q7gg is a security advisory published by GitHub Security Advisories with Critical severity. golang.org/x/crypto/ssh: Invoking VerifiedPublicKeyCallback permissions skip enforcement

Which CVE IDs does GHSA-x527-x647-q7gg cover?

GHSA-x527-x647-q7gg covers the following CVE IDs: CVE-2026-46595. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x527-x647-q7gg?

GHSA-x527-x647-q7gg has a CVSS v3 base score of 10.0, published by GitHub Security Advisories.

Which products are affected by GHSA-x527-x647-q7gg?

GHSA-x527-x647-q7gg affects 1 product, including: go/golang.org/x/crypto/ssh:\u003c 0.52.0.

GHSA-x527-x647-q7ggCriticalCVSS 10.0

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

Vendor

GitHub Security Advisories

Published

June 25, 2026

Last Modified

June 25, 2026

🔗 CVE IDs covered (1)

CVE-2026-46595 →

📋 Description

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.

🎯 Affected products1

go/golang.org/x/crypto/ssh:< 0.52.0

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2024-45337
https://nvd.nist.gov/vuln/detail/CVE-2026-46595
https://go.dev/cl/781642
https://go.dev/issue/79570
https://groups.google.com/g/golang-announce/c/a082jnz-LvI
https://pkg.go.dev/vuln/GO-2026-5023
https://github.com/advisories/GHSA-x527-x647-q7gg