Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain.
History

Wed, 10 Jun 2026 13:30:00 +0000

Type Values Removed Values Added
Description Jenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: jenkins

Published:

Updated: 2026-06-10T13:06:00.984Z

Reserved: 2026-06-09T14:26:44.789Z

Link: CVE-2026-53440

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-06-10T14:16:36.990

Modified: 2026-06-10T14:16:36.990

Link: CVE-2026-53440

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.