Red Hat Bug Fix Advisory: zero trust workload identity manager for Red Hat OpenShift 1.0.4
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.5 High · fixed in Red Hat package updates : patch Red Hat asn1 soon.
Data as of 30 Oct 2026, 21:36 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 7.5 |
|---|
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.27.0-rc.3, 1.26.6, 1.25.13
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 13 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 30 Oct 2026.
What to do
Upgrade encoding/asn1 to 1.27.0-rc.3, 1.26.6 or 1.25.13.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Go standard libraryencoding/asn1 | Affected
| Fixed in
|
| Go standard libraryencoding/asn1 | Affected
| Fixed in
|
| Go standard libraryencoding/asn1 | Affected
| Fixed in
|
Goencoding/asn1pkg:golang/encoding/asn1Other threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat advises ensuring all previously released errata relevant to your system are applied before installing or upgrading the Zero Trust Workload Identity Manager operator. If the operator's upgrade approval policy is set to 'Automatic' (default), upgrades will be applied automatically. If set to 'Manual', manual approval of upgrades is required. No specific patch for this vulnerability in ZTWIM is currently listed, so applying general system updates and following operator upgrade procedures is recommended.
Description
A vulnerability exists in the Go crypto/x509 package used by the Zero Trust Workload Identity Manager (ZTWIM) for Red Hat OpenShift. The certificate verification process fails to block trust in intermediate certificates associated with compromised Certificate Authorities (CAs). This flaw allows remote attackers to impersonate legitimate servers by presenting certificates signed by these untrusted intermediates, enabling man-in-the-middle (MitM) attacks. The vulnerability affects Go-based clients or servers relying on standard certificate verification. The current release of ZTWIM 1.0.4 is generally available, and no specific fixes for this vulnerability have been listed yet.
References
- access.redhat.com/errata/RHBA-2026:92273 (opens in a new tab)
- docs.redhat.com/en/documentation/openshift_container_platform/4.21/html/security_and_compliance/zero-trust-workload-identity-manager (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-111943 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-33818 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhba-2026_92273.json (opens in a new tab)