High severity7.4NVD Advisory· Published Aug 11, 2026· Updated Sep 25, 2026
CVE-2026-15554
CVE-2026-15554
Description
the Undertow AJP listener honours forged ssl_cert and is_ssl AJP attributes without requiring any shared-secret authentication. This enables an unauthenticated attacker with direct TCP access to port 8009 to bypass CLIENT-CERT authentication by injecting a forged X.509 certificate via the AJP protocol.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
10- access.redhat.com/errata/RHSA-2026:53644nvd
- access.redhat.com/errata/RHSA-2026:53645nvd
- access.redhat.com/errata/RHSA-2026:53646nvd
- access.redhat.com/errata/RHSA-2026:53806nvd
- access.redhat.com/errata/RHSA-2026:70228nvd
- access.redhat.com/errata/RHSA-2026:70229nvd
- access.redhat.com/errata/RHSA-2026:70230nvd
- access.redhat.com/errata/RHSA-2026:70277nvd
- access.redhat.com/security/cve/CVE-2026-15554nvd
- bugzilla.redhat.com/show_bug.cginvd
News mentions
0No linked articles in our index yet.