CVE-2026-57295

MEDIUM

Jenkins EC2 Fleet Plugin - Cross-Site Request Forgery (CSRF)

Title source: rule

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a_81c3 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins.

References (1)

Core 1

Core References

Vendor Advisory vendor-advisory

Jenkins Security Advisory 2026-06-24

https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3774

Scores

CVSS v3 5.4

EPSS 0.0013

EPSS Percentile 2.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-352

Status published

Products (2)

jenkins/ec2_fleet < 4.2.3.539.v8fedff2a_81c3

Jenkins Project/Jenkins EC2 Fleet Plugin < 4.2.3.539.v8fedff2a_81c3

Published Jun 24, 2026

Tracked Since Jun 24, 2026