# CVE-2026-14532: IBM WebSphere Application Server Liberty information disclosure

Source: https://junglewise.ai/threats/cve-2026-14532-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-13. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-14532 · Severity: medium · CVSS 4.3 · Published 2026-10-13

IBM WebSphere Application Server Liberty is an enterprise Java application runtime used to deploy business applications. An attacker with basic user (Reader role) credentials can trigger an uncaught exception that reveals version information about the system, aiding in further attacks. This leaks sensitive technical details that could help an attacker plan more targeted exploits against the organization.

Technologies: [IBM WebSphere Application Server Liberty](https://junglewise.ai/threats/technologies/websphere-application-server-liberty). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2026-14532 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-14532 being exploited in the wild.

**How severe is CVE-2026-14532?** Medium severity, with a CVSS score of 4.3, published 13 October 2026.

**Which products and versions are affected?** IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.9.

**Is there a fix for CVE-2026-14532?** Yes: fixed in Liberty 26.0.0.10 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-14532 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-14532?** Check whether you run IBM WebSphere Application Server Liberty at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in Liberty 26.0.0.10 or later

## Technical details

A Reader-role authenticated attacker can obtain version information by triggering an uncaught exception in WebSphere Application Server Liberty versions 17.0.0.3 through 26.0.0.9. The vulnerability is classified as integer overflow or wraparound (CWE-190) and requires network access plus valid authentication credentials. The fix is available in Liberty 26.0.0.10 and later.

## Affected products

- IBM WebSphere Application Server Liberty 17.0.0.3 through 26.0.0.9

## Timeline

- 2026-10-13: disclosed
- 2026-10-06: advisory: Initial publication of security bulletin

## References

- [https://www.ibm.com/support/pages/node/7291394](https://www.ibm.com/support/pages/node/7291394)

## Related threats

- [IBM WebSphere Application Server Liberty information disclosure in JMX REST connector](https://junglewise.ai/threats/cve-2026-78636-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)
- [IBM WebSphere Application Server Liberty server-side request forgery in Admin Center](https://junglewise.ai/threats/cve-2026-11547-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)
- [IBM WebSphere Application Server Liberty open redirect](https://junglewise.ai/threats/cve-2026-10844-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)
- [IBM WebSphere Application Server Liberty information disclosure](https://junglewise.ai/threats/cve-2026-108284-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)
- [IBM WebSphere Application Server Liberty information disclosure](https://junglewise.ai/threats/cve-2026-103320-ibm-websphere-application-server-liberty-17-0-0-3-through-26-0-0)