CVE-2025-2251

MEDIUMPre-NVD 6.26.2—
EchelonGraph scoreMEDIUM confidence

Score 6.2 from GitHub Security Advisory published 2025-04-07. NVD baseline CVSS 6.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.2
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.2Exploit: NoneExposed: 0

A fix is available — apply it.

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.

CVSS v3
6.2
EG Score
6.2(medium)
EG Risk
—
EPSS
56.6%
KEV
Not listed

Published

April 7, 2025

Last Modified

June 26, 2026

Advisory Details (10)

Auto-updated Jun 26, 2026
Patch available. Sources: redhat, github_pr.
github_pr

[WFLY-20550] Block additional classes identified by security research…

Fix merged in wildfly/wildfly PR #18872 on 2025-04-07 — awaiting tagged release

https://github.com/wildfly/wildfly/pull/18872
redhat Patch Available

2351678 – (CVE-2025-2251) CVE-2025-2251 org.jboss.eap:wildfly-ejb3: Improper Deserialization in JBoss Marshalling Allows Remote Code Execution

https://bugzilla.redhat.com/show_bug.cgi?id=2351678
redhat Patch Available

cve-details

https://access.redhat.com/security/cve/CVE-2025-2251
redhat Patch Available
https://access.redhat.com/errata/RHSA-2025:10931
redhat Patch Available

Affected: Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common

https://access.redhat.com/errata/RHSA-2025:10926
redhat Patch Available

Affected: Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common

https://access.redhat.com/errata/RHSA-2025:10925
redhat Patch Available

Affected: Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common

https://access.redhat.com/errata/RHSA-2025:10924
redhat Patch Available
https://access.redhat.com/errata/RHSA-2025:10459
redhat Patch Available

Affected: Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common

https://access.redhat.com/errata/RHSA-2025:10453
redhat Patch Available

Affected: Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common

https://access.redhat.com/errata/RHSA-2025:10452

Vendor Advisories for CVE-2025-2251(8)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(6)

Vendor / EcosystemFixed in / PatchReleasedSource
redhateap7-wildfly-elytron-0:1.15.26-1.Final_redhat_00001.1.el8eap2025-07-14redhat
redhatwildfly-ejb32025-07-14redhat
redhateap7-wildfly-elytron-0:1.15.26-1.Final_redhat_00001.1.el9eap2025-07-14redhat
redhateap7-wildfly-elytron-0:1.15.26-1.Final_redhat_00001.1.el7eap2025-07-14redhat
redhateap8-wildfly-elytron-0:2.2.11-1.Final_redhat_00001.1.el8eap2025-07-07redhat
redhateap8-wildfly-elytron-0:2.2.11-1.Final_redhat_00001.1.el9eap2025-07-07redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 48× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 125 total refreshes for this CVE.

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Frequently asked(5)

What is CVE-2025-2251?
CVE-2025-2251 is a medium vulnerability published on April 7, 2025. 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…
When was CVE-2025-2251 disclosed?
CVE-2025-2251 was first published in the National Vulnerability Database on April 7, 2025, with the most recent update on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-2251 actively exploited?
CVE-2025-2251 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 56.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-2251?
CVE-2025-2251 has a CVSS v3 base score of 6.2 (NVD).
How do I remediate CVE-2025-2251?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-2251, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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