CVE record · CVE-2026-101333

Keycloak-services: keycloak-services: unbounded metric series creation via idp tag on broker login endpoint

CVSS 3.7 LowEPSS 0.0023 · 13th percentile

Published by the CVE Program (CNA: redhat) at 28 Sept 2026, 14:38 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Build of Keycloak Package name: keycloak-services https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Build of Keycloak Package name: rhbk/keycloak-rhel9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Single Sign-On 7 Package name: keycloak-services https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected

Identifiers: CVE-2026-101333
CNA: redhat
Weakness (CWE): CWE-770
Tags: Red Hat Build of Keycloak
Red Hat Single Sign-On 7
Denial of service
Published: 28 Sept 2026
Updated: 28 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
3.7	Low	3.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0023, the 13th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 28 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

access.redhat.com/security/cve/CVE-2026-101333 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2542498 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.