CSIRTS // UNIFIED SECURITY ADVISORY FEEDSYS ● ONLINE · POWERED BY INTELFUSIONS.COM

[UPDATE] [medium] Keycloak (admin-ui-ext): Vulnerability allows file manipulation

mediumCVE-2026-11986
A remote, authenticated attacker can exploit a vulnerability in Keycloak to manipulate files.

CSIRTS triage

What
A remote, authenticated attacker can exploit a vulnerability in Keycloak to manipulate files.
Who is affected
Authenticated users of Keycloak.
Urgency
Remediation is important as the vulnerability allows file manipulation, which could lead to further attacks.
Action
Update to the latest version of Keycloak.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Keycloak

Get an email when a new Keycloak advisory drops — max one per day, one-click unsubscribe.

Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
medium
Published
2026-07-09
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1894

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-11986coverage & exploitation statusNVD · CVE.org

More from CERT-Bund (BSI) Security Advisories