Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 6.4 | Medium | 3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N | CNA (redhat) |
- CISA KEV Not listed.
- EPSS 0.0031, the 24th percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:20 UTC First seen by agentprime
- 31 Oct 2026, 14:20 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-m6qj-3mpp-57v8
- OSV: GHSA-m6qj-3mpp-57v8
- nvd.nist.gov/vuln/detail/CVE-2026-9087
- github.com/keycloak/keycloak/commit/37dabf59d0b5ca3e5b3b272bcd3b2580e67b94dd
- access.redhat.com/errata/RHSA-2026:25097
- access.redhat.com/errata/RHSA-2026:25098
- access.redhat.com/errata/RHSA-2026:30049
- access.redhat.com/errata/RHSA-2026:30050
- access.redhat.com/security/cve/CVE-2026-9087
- bugzilla.redhat.com/show_bug.cgi?id=2480172
- github.com/keycloak/keycloak
- github.com/keycloak/keycloak/releases/tag/26.6.3