CVE-2026-14512NVD

Vulnerability Summary

IBM WebSphere Application Server 9.0, and 8.5 traditional is vulnerable to pre-authentication unsafe deserialization which could allow a remote attacker to bypass authentication or execute arbitrary code.

Severity Level

CRITICAL(9.8)

Published Date

Jul 28, 2026

Last Modified

Aug 5, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.57%Probability

Root Weakness (CWE)

CWE-502: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Ibm Websphere Application Server >= 8.5.0.0 and < 8.5.5.31
Ibm Websphere Application Server >= 9.0.0.0 and < 9.0.5.29

Patched Versions

Ibm Websphere Application Server 8.5.5.31
Ibm Websphere Application Server 9.0.5.29

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