CVE-2025-2251: Insecure Deserialization (CVSS 6.2)

Description

A security flaw exists in WildFly and JBoss Enterprise Application Platform (EAP) within the Enterprise JavaBeans (EJB) remote invocation mechanism. This vulnerability stems from untrusted data deserialization handled by JBoss Marshalling. This flaw allows an attacker to send a specially crafted serialized object, leading to remote code execution without requiring authentication.

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CVSS v3.1 Score

6.2

MEDIUM

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

Weakness Type (CWE)

CWE-502 Deserialization of Untrusted Data

References

Other References

https://access.redhat.com/errata/RHSA-2025:10452 https://access.redhat.com/errata/RHSA-2025:10453 https://access.redhat.com/errata/RHSA-2025:10459 https://access.redhat.com/errata/RHSA-2025:10924 https://access.redhat.com/errata/RHSA-2025:10925 https://access.redhat.com/errata/RHSA-2025:10926 https://access.redhat.com/errata/RHSA-2025:10931 https://access.redhat.com/security/cve/CVE-2025-2251 https://bugzilla.redhat.com/show_bug.cgi?id=2351678

Frequently Asked Questions

What is CVE-2025-2251? +

A security flaw exists in WildFly and JBoss Enterprise Application Platform (EAP) within the Enterprise JavaBeans (EJB) remote invocation mechanism. This vulnerability stems from untrusted data deserialization handled by JBoss Marshalling. This flaw allows an attacker to send a specially crafted serialized object, leading to remote code execution without requiring authentication. It has a CVSS v3.1 base score of 6.2 (MEDIUM).

How severe is CVE-2025-2251? +

CVE-2025-2251 has a CVSS v3.1 score of 6.2 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-2251? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-2251