CVE-2026-96448: Improper Authorization
Source GCVE Database
Not known to be exploited · CVSS 6.6 Medium : update Red Hat build of Keycloak 26.6.8 when convenient.
Data as of 6 Nov 2026, 13:50 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 6.6 |
|---|
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 25 Sep 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 6 Nov 2026.
What to do
Patches and advisories
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat build of Keycloak 26.6.8keycloak-services | Affected– | Fixed in– |
| Red Hat build of Keycloak 26.6.8rhbk/keycloak-rhel9 | Affected– | Fixed in– |
| Red Hat Single Sign-On 7keycloak-services | Affected– | Fixed in– |
AI-suggested
A security update addressing this vulnerability is available in Red Hat build of Keycloak version 26.6.8. Users should apply this official fix promptly to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Description
A vulnerability in the Fine-Grained Admin Permissions (FGAP v2) feature of Keycloak allows an administrator with limited rights to assign a role that includes full administrative control due to improper permission checks on composite roles. This flaw enables privilege escalation to complete management access over the entire realm.