Jenkins EC2 Fleet Plugin has a cross-site request forgery (CSRF) vulnerability

Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier does not perform permission checks in several HTTP endpoints used to validate cloud configurations. This allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs...

Jenkins EC2 Fleet Plugin has a missing permission check

Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier does not perform permission checks in several HTTP endpoints used to validate cloud configurations. This allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs...

CVE-2026-57294

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

EUVD-2026-38775

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

CVE-2026-57294

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

CVE-2026-57294

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

CVE-2026-57294

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

CVE-2026-57294: Missing Authorization

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...

CVE-2026-57295: Cross-Site Request Forgery (CSRF)

A cross-site request forgery CSRF vulnerability in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a81c3 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...

PT-2026-51805

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...

PT-2026-51804

A missing permission check in Jenkins EC2 Fleet Plugin 4.2.3.539.v8fedff2a 81c3 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing AWS credentials stored in Jenkins...