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CVE-2026-5516

IBM WebSphere Application Server Liberty is affected by a security bypass vulnerability

Published: May 27, 2026Updated: May 27, 2026 Sources: CVE List NVD
NVD MITRE
4.4CVSS
MEDIUM

IBM WebSphere Application Server - Liberty 22.0.0.11 through 26.0.0.5 IBM WebSphere Application Server Liberty could allow a remote attacker to bypass security under limited conditions by exploiting a specific timing window.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

CVSS Vector Breakdown

AV:NAC:HPR:HUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None

Affected Products

WebSphere Application Server - Liberty
IBM

Exploitability

Official Patch Available

References

https://www.ibm.com/support/pages/node/7273425
ibm.com

Timeline

Published
May 27, 2026
Last Updated
May 27, 2026

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