Red Hat Security Advisory: Red Hat build of Keycloak 26.6.9 Images Security Update
Affects Red HatSource GCVE Database
Not known to be exploited · CVSS 9.1 Critical.
Data as of 7 Nov 2026, 17:35 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 9.1 |
|---|
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 5 Nov 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 7 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat build of Keycloak 26.6rhbk/keycloak-operator-bundle | Affected– | Fixed in– |
| Red Hat build of Keycloak 26.6rhbk/keycloak-rhel9 | Affected– | Fixed in– |
| Red Hat build of Keycloak 26.6rhbk/keycloak-rhel9-operator | Affected– | Fixed in– |
| Red Hat build of Keycloak 26.6.9keycloak-services | Affected– | Fixed in– |
| Red Hat build of Keycloak 26.6.9rhbk/keycloak-rhel9 | Affected– | Fixed in– |
| Red Hat Single Sign-On 7keycloak-services | Affected– | Fixed in– |
AI-suggested
Red Hat has released updated Keycloak 26.6.9 container images that fix this vulnerability. Users should back up their existing installations, including applications, configuration files, and databases, before applying the update. Applying the updated images is the recommended remediation. No other specific mitigations or workarounds are indicated in the advisory.
Description
A security update has been released for the Red Hat build of Keycloak 26.6.9 images addressing a vulnerability identified as CVE-2026-117691. This vulnerability involves a SAML redirect binding signature bypass via percent-encoded parameter names. The update provides new container images for use within the OpenShift Container Platform to fix this issue.