Vulnerability · Published Oct 13, 2026 · Assigned by ibm
CVE-2026-11713IBM WebSphere Application Server Liberty Incorrect Authorization
Medium 5.4
In plain English
A medium-severity incorrect authorization 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 0.2% (higher than 8% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 92.1% 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 a privilege escalation vulnerability with the restConnector-2.0 feature enabled.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | WebSphere Application Server - Liberty | 17.0.0.3 – through 26.0.0.9 |
Weakness: CWE-863 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
References
- https://www.ibm.com/support/pages/node/7291394 vendor-advisory, patch