What is CVE-2026-46595?

CVE-2026-46595 is a critical-severity vulnerability in Golang Crypto, classified under Incorrect Authorization. CVSS score: 10.0/10. Published 2026-05-22.

How severe is CVE-2026-46595?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Auth bypass in Golang Crypto

CVE-2026-46595

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.

Vulnerability class: Broken Access Control

EPSS: 0.001 (16.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L.

Affected products

Golang Crypto
Golang.org/x/crypto Golang.org/x/crypto/ssh — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

security@golang.org (Issue Tracking)
security@golang.org (Mailing List)
security@golang.org (Issue Tracking)
security@golang.org (Vendor Advisory)

Frequently asked questions

What is CVE-2026-46595?: CVE-2026-46595 is a critical-severity vulnerability in Golang Crypto, classified under Incorrect Authorization. CVSS score: 10.0/10. Published 2026-05-22.
How severe is CVE-2026-46595?: Critical severity. CVSS v3 base score is 10.0 out of 10.