[Eclipse Jersey] Race Condition allows Bypass of Trust Restrictions

The initial vulnerability report can be found at: vulnerability-reports#253

CVE ENTRY DATA

CVE ID: CVE-2025-12383

Title: Race Condition allows Bypass of Trust Restrictions

Problem types: CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization), as the root cause is a race condition in the SSL/TLS configuration handling.

Vendor or project: Eclipse Foundation

Product Name: Jersey

Source repository: https://github.com/eclipse-ee4j/jersey

Affected Versions:

• 2.45
• 3.0.16
• 3.1.9

Description: In Eclipse Jersey versions 2.45, 3.0.16, 3.1.9 a race condition can cause ignoring of critical SSL configurations - such as mutual authentication, custom key/trust stores, and other security settings. This issue may result in SSLHandshakeException under normal circumstances, but under certain conditions, it could lead to unauthorized trust in insecure servers (see PoC)

References:

• https://github.com/eclipse-ee4j/jersey/pull/5749
• https://github.com/eclipse-ee4j/jersey/pull/5794
• https://github.com/eclipse-ee4j/jersey/releases/tag/2.46
• https://github.com/eclipse-ee4j/jersey/releases/tag/3.0.11
• https://github.com/eclipse-ee4j/jersey/releases/tag/3.1.10
• https://github.com/eclipse-ee4j/jersey/releases/tag/4.0.0-M2
• #74
• vulnerability-reports#253

CVSS: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N

Credits: Dimitri Tenenbaum