CVE-2026-33002: Reliance on Reverse DNS Resolution for a Security-Critical Action

Jenkins 2.442 through 2.554 both inclusive, LTS 2.426.3 through LTS 2.541.2 both inclusive performs origin validation of requests made through the CLI WebSocket endpoint by computing the expected origin for comparison using the Host or X-Forwarded-Host HTTP request headers, making it vulnerable t...

CVE-2024-23898

Jenkins 2.217 through 2.441 both inclusive, LTS 2.222.1 through 2.426.2 both inclusive does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking CSWSH vulnerability, allowing attackers to execute CLI commands on the Jenki...

CVE-2024-23898: Origin Validation Error

Jenkins 2.217 through 2.441 both inclusive, LTS 2.222.1 through 2.426.2 both inclusive does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking CSWSH vulnerability, allowing attackers to execute CLI commands on the Jenki...