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CVE-2026-46595

44
FAUCET Score

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.

First published: May 22, 2026Last modified: May 22, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 0.52.0CPE matchmatch criteria
cpe:2.3:a:golang:crypto:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

10.0CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.50%
Probability of exploitation in next 30 days
EPSS Percentile
40.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0050 is in the 18th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

gopatch availablevia ghsa
Product: golang.org/x/cryptoFixed in: 0.52.0

Vendor Advisories (2)

goGHSA-x527-x647-q7ggcritical

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

Jun 25, 2026
microsoft2026-May/CVE-2026-46595Critical

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

May 12, 2026

References

access.redhat.com / errata/RHSA-2026:23262
access.redhat.com / errata/RHSA-2026:23264
access.redhat.com / errata/RHSA-2026:26546
access.redhat.com / errata/RHSA-2026:26547
access.redhat.com / errata/RHSA-2026:30650
access.redhat.com / errata/RHSA-2026:30651
access.redhat.com / errata/RHSA-2026:33524
access.redhat.com / errata/RHSA-2026:33531
access.redhat.com / errata/RHSA-2026:36207
access.redhat.com / errata/RHSA-2026:36648
access.redhat.com / errata/RHSA-2026:36651
access.redhat.com / errata/RHSA-2026:36796
access.redhat.com / errata/RHSA-2026:36797
access.redhat.com / errata/RHSA-2026:36808
access.redhat.com / errata/RHSA-2026:36820
access.redhat.com / errata/RHSA-2026:37275
access.redhat.com / errata/RHSA-2026:37387
access.redhat.com / errata/RHSA-2026:40118
access.redhat.com / errata/RHSA-2026:40945
access.redhat.com / errata/RHSA-2026:41019
access.redhat.com / errata/RHSA-2026:41036
access.redhat.com / errata/RHSA-2026:42796
access.redhat.com / errata/RHSA-2026:43692
access.redhat.com / security/cve/CVE-2026-46595
bugzilla.redhat.com / show_bug.cgi
security.access.redhat.com / data/csaf/v2/vex/2026/cve-2026-46595.json
go.dev / cl/781642
Issue Tracking
go.dev / issue/79570
Issue Tracking
groups.google.com / g/golang-announce/c/a082jnz-LvI
Mailing List
pkg.go.dev / vuln/GO-2026-5023
Vendor Advisory