CVE-2026-53440
MEDIUM EPSS 14.9%
Published Jun 10, 20262w ago · Modified Jun 17, 20261w ago
4.3 CVSS 3.1
Published Jun 10, 2026 2w ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity Low
Availability None
Threat Intelligence
EPSS Exploit Probability
14.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-601
Affected Products 2
References 1
- jenkins.io https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3721
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.