CVE-2026-11713

IBM WebSphere Application Server Liberty Incorrect Authorization

At a glance

Severity: MEDIUM 5.4
EPSS: EPSS 0.18 % · percentile 8 (2026-10-27)
State: PUBLISHED
Published: 2026-10-13
Updated: 2026-10-17
Assigner: ibm
NVD status: Awaiting Analysis

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.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N	ibm
CVSS 3.1	MEDIUM 5.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N	NVD · psirt@us.ibm.com (Secondary)

Weaknesses (CWE)

CWE-863

European references

ENISA EUVD · EUVD-2026-100491
GCVE · GCVE-0-2026-11713

Affected products

Product	Versions
IBM · WebSphere Application Server - Liberty	affected 17.0.0.3 ≤ 26.0.0.9

References

https://www.ibm.com/support/pages/node/7291394

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD