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CVE-2026-9311

critical · 9

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to remote code execution caused by the bypass of security controls.

9
CVSS
0.5%
EPSS (exploit prob.)
42nd
EPSS percentile
2026-06-01
Published

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses

CWE-94

Affected products

VendorProductAffected versions
ibmwebsphere_application_server>= 8.5.0.0, < 8.5.5.30
ibmwebsphere_application_server>= 9.0.0.0, < 9.0.5.29

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-9311