CVE-2026-11594

IBM WebSphere Application Server is affected by multiple cross-site scripting vulnerabilities

HIGH 8.5

At a glance

Source: NVD
EPSS: EPSS 0.34 % · percentile 27 (2026-10-28)
State: PUBLISHED
Published: 2026-06-30 20:50 UTC
Updated: 2026-07-01 14:29 UTC
Assigner: ibm
NVD status: Analyzed

Description

IBM WebSphere Application Server 9.0, and 8.5 is affected by a cross-site scripting vulnerability in the administrative console.

Weaknesses (CWE)

CWE-79 — Improper Neutralization of Input During Web Page Generation

References

https://www.ibm.com/support/pages/node/7277546

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 8.5	CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N	ibm
CVSS 3.1	HIGH 8.5	CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N	NVD · psirt@us.ibm.com (Secondary)
CVSS 3.1	MEDIUM 6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	NVD · nvd@nist.gov (Primary)

European references

ENISA EUVD · EUVD-2026-40411
GCVE · GCVE-0-2026-11594

CERT-FR advisories

CERTFR-2026-AVI-0933 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0865 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0834 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0810 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:traditional:*:*:* ≥ 8.5.0.0 < 8.5.5.30
cpe:2.3:a:ibm:websphere_application_server:*:*:*:*:traditional:*:*:* ≥ 9.0.0.0 < 9.0.5.29

Affected products

Product	Versions
IBM · WebSphere Application Server	affected 9.0 ; affected 8.5

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