Vulnerability · Published Oct 13, 2026 · Assigned by ibm

CVE-2026-14909IBM WebSphere Application Server Liberty Information Disclosure

Medium 6.5

In plain English

A medium-severity security flaw in WebSphere Application Server - Liberty from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)0.3%top 78.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.9 is affected by an information disclosure vulnerability that allows an authenticated attacker to obtain sensitive information when restConnector-2.0 is enbabled.

Affected products (as reported)

Vendor	Product	Versions
IBM	WebSphere Application Server - Liberty	17.0.0.3 – through 26.0.0.9

Weakness: CWE-209 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

https://www.ibm.com/support/pages/node/7291394 vendor-advisory, patch