CVE-2026-14525

IBM WebSphere Application Server Liberty is affected by an authenication bypass

9.4 Critical

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 IBM WebSphere Application Server Liberty is vulnerable to an authentication bypass when the rtcomm-1.0 or rtcommGateway-1.0 feature is enabled.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: Low

Exploit likelihood

0.55%Unchanged since Aug 14, 2026

What each source reports

CVE List Score used 9.4

IBM WebSphere Application Server Liberty is affected by an authenication bypass

Record: CVE-2026-14525
CVSS 3.1: 9.4 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Weakness: CWE-306
Updated: 2026-11-02

EUVDEUVD-2026-58362 9.4

Record: EUVD-2026-58362
CVSS 3.1: 9.4 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-fpr6-jmjm-9r5g 9.4

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 IBM WebSphere Application...

Record: GHSA-fpr6-jmjm-9r5g
CVSS 3.1: 9.4 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Weakness: CWE-306
Updated: 2026-11-02

NVD 9.4

Record: CVE-2026-14525
CVSS 3.1: 9.4 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Weakness: CWE-306
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-14525 is a critical vulnerability (CVSS 9.4) in Ibm Websphere Application Server - Liberty, published August 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.