CVE-2026-14976

IBM WebSphere Application Server Liberty is affected by a remote code execution and path-segment injection vulnerability

At a glance

Severity: HIGH 7.1
EPSS: EPSS 0.61 % · percentile 49 (2026-10-27)
State: PUBLISHED
Published: 2026-07-28
Updated: 2026-07-30
Assigner: ibm
NVD status: Analyzed

Description

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by remote code execution with the collectiveController-1.0 feature enabled.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	ibm
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	NVD · psirt@us.ibm.com (Secondary)
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-306

European references

ENISA EUVD · EUVD-2026-50030
GCVE · GCVE-0-2026-14976

CERT-FR advisories

CERTFR-2026-AVI-1165 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-1094 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0986 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0958 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:liberty:*:*:* ≥ 17.0.0.3 < 26.0.0.9

Affected products

Product	Versions
IBM · WebSphere Application Server - Liberty	affected 17.0.0.3 ≤ 26.0.0.8

References

https://www.ibm.com/support/pages/node/7281633

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
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
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