Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2025-36038

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Main Vulnerability Database Vulnerabilities #VU111988

Deserialization of Untrusted Data in IBM WebSphere Application Server - CVE-2025-36038

Published: June 27, 2025


Vulnerability identifier: #VU111988
CSH Severity: Critical
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Red
CVE-ID: CVE-2025-36038
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: IBM Corporation
Affected software:
IBM WebSphere Application Server

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass a specially crafted sequence of serialized objects to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2025-36038

Install updates from vendor's website.

Sources