Red Hat Security Advisory: RHTAS 1.4.3 - Red Hat Trusted Artifact Signer Release
Affects Red HatSource GCVE Database
Not known to be exploited · CVSS 9.1 Critical : upgrade Red Hat ssh to 0.52.0 as a priority.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 41% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 0.52.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 22 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade golang.org/x/crypto/ssh to 0.52.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| golang.org/x/cryptogolang.org/x/crypto/ssh | Affected
| Fixed in
|
Gogolang.org/x/crypto/sshpkg:golang/golang.org/x/crypto/sshOther threats | Affected
| Fixed in– |
Gogolang.org/x/crypto/sshpkg:golang/golang.org/x/crypto/sshOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
The RHTAS Operator can be used with OpenShift Container Platform 4.17, 4.18, 4.19, 4.20, 4.21, 4.22
References
- access.redhat.com/errata/RHSA-2026:50873 (opens in a new tab)
- access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4 (opens in a new tab)
- access.redhat.com/documentation/en-us/red_hat_trusted_artifact_signer/1.4/html-single/release_notes/index (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-39831 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-46597 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-48702 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-59869 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_50873.json (opens in a new tab)