CVE-2026-84655

Jenkins versions 2.579 and earlier, and LTS 2.568.2 and earlier, are vulnerable to a flaw where the software does not escape map keys when serializing objects as JSON and Python through its REST API . This oversight allows an attacker with low privileges to control map property names, enabling th...

CVE-2026-84655

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API, allowing attackers able to control map property names to inject arbitrary fields into JSON and Python API responses...

EUVD-2026-70121

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API, allowing attackers able to control map property names to inject arbitrary fields into JSON and Python API responses...

Injection vulnerability in REST API

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API. This allows attackers able to control map property names to inject arbitrary fields into JSON and Python API responses. Jenkins 2.580, LTS 2.568.3 escapes...