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CRITICALpublic exploit

CVE-2026-46595

CVE-2026-46595 — Invoking VerifiedPublicKeyCallback permissions skip enforcement in golang.org/x/crypto/ssh

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.

Published Updated Sources: cvelistV5, Go

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Exploit code

public exploit, none observed

EPSS

1%

chance of exploitation in 30 days

Affects

golang org x crypto

56 products listed

CVSS base

10

CRITICAL

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

None

none · proof-of-concept · active

Automatable

Yes

can an attacker script all four kill-chain steps

Technical impact

Partial

partial · total control of the vulnerable component

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Products (56)

golang org x crypto sshcryostat 4 on rhel 9rhem 1 0 for rhel 9rhem 1 1 for rhel 10rhem 1 1 for rhel 9cert manager support for red hat openshift release 1 19cluster observability operator 1 5 0devworkspace operator 0 42logging subsystem for red hat openshift 6 6multicluster engine for kubernetes 2 8openshift api for data protection 1 3openshift api for data protection 1 4openshift api for data protection 1 5openshift api for data protection 1 6red hat advanced cluster management for kubernetes 2 13red hat advanced cluster security 4 9red hat advanced cluster security for kubernetes 4 10red hat advanced cluster security for kubernetes 4 11red hat edge manager 1 0red hat edge manager 1 1red hat enterprise linux ai 3 4red hat hardened imagesred hat openshift ai 3 3red hat openshift ai 3 4red hat openshift builds 1 7 3red hat openshift builds 1 8 1red hat openshift data foundation 4 22red hat openshift dev spaces 3 29red hat quay 3 15red hat trusted artifact signer 1 4assisted installer for red hat openshift container platform 2confidential compute attestationexternaldns operatorexternal secrets operator for red hat openshiftmulticluster engine for kubernetesopenshift pipelinesopenshift serverlessred hat advanced cluster management for kubernetes 2red hat ceph storage 9red hat enterprise linux 10red hat enterprise linux 8red hat enterprise linux 9red hat enterprise linux ai rhel ai 3red hat openshift ai rhoaired hat openshift container platform 4red hat openshift for windows containersred hat openshift gitopsred hat openshift on awsred hat openshift virtualization 4red hat openstack platform 16 2red hat openstack platform 17 1red hat openstack platform 18 0red hat quay 3security profiles operatorzero trust workload identity managerzero trust workload identity manager tech preview

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
10CVSS 3.1CRITICAL——cvelistV5

Weakness & attack patterns

  • CWE-863
  • CWE-303

Public exploit

Capability, not use: code existing is a different claim from anyone running it.

Indexed by

poc in github

References

25 on the record

Elsewhere on this site

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.