CVE-2026-57294
published 2026-06-24CVE-2026-57294: 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…
PriorityP433medium5.4CVSS 3.1
AVNACLPRLUINSUCLILAN
EPSS
0.16%
5.7th percentile
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.
Affected
41 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| jenkins | active_directory | — | — |
| jenkins | active_directory_plugin | — | — |
| jenkins | assembla | — | — |
| jenkins | assembla_plugin | — | — |
| jenkins | bitbucket_push_and_pull_request | — | — |
| jenkins | bitbucket_push_and_pull_request_plugin | — | — |
| jenkins | contrast_continuous_application_security | — | — |
| jenkins | contrast_continuous_application_security_plugin | — | — |
| jenkins | ec2_fleet | <= 4.2.3.539.v8fedff2a_81c3 | — |
| jenkins | ec2_fleet | — | — |
| jenkins | ec2_fleet_plugin | — | — |
| jenkins | external_workspace_manager | — | — |
| jenkins | external_workspace_manager_plugin | — | — |
| jenkins | fitnesse | — | — |
| jenkins | fitnesse_plugin | — | — |
| jenkins | git_client | — | — |
| jenkins | git_client_plugin | — | — |
| jenkins | git_parameter | — | — |
| jenkins | git_parameter_plugin | — | — |
| jenkins | gitee | — | — |
| jenkins | gitee_plugin | — | — |
| jenkins | github_branch_source | — | — |
| jenkins | github_branch_source_plugin | — | — |
| jenkins | groovy | — | — |
| jenkins | groovy_plugin | — | — |
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VulDB
EC2 Fleet Plugin up to 4.2.3.539.v8fedff2a_81c3 AWS Credential permission
vuldb·2026-06-29·CVSS 5.4
CVE-2026-57294 [MEDIUM] EC2 Fleet Plugin up to 4.2.3.539.v8fedff2a_81c3 AWS Credential permission
A vulnerability, which was classified as critical, was found in EC2 Fleet Plugin up to 4.2.3.539.v8fedff2a_81c3. This issue affects some unknown processing of the component AWS Credential Handler. Such manipulation leads to permission issues.
This vulnerability is documented as CVE-2026-57294. The attack can be executed remotely. There is not any exploit available.
GHSA
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-specifi
ghsa_unreviewed·2026-06-24
CVE-2026-57294 [MEDIUM] CWE-862 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-specifi
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.
Jenkins
Jenkins Security Advisory 2026-06-24
vendor_jenkins·2026-06-24
CVE-2026-57280 [HIGH] Jenkins Security Advisory 2026-06-24
Title: Jenkins Security Advisory 2026-06-24
Jenkins Security Advisory 2026-06-24
Jenkins Security Home
For Administrators
Overview
Terminology
Vulnerabilities and Scoring
Security Advisories
Security Issues
Advisory Schedule
Vulnerabilities in Plugins
How We Fix Security Issues
For Reporters
Reporting Vulnerabilities
Jenkins CNA
For Maintainers
Overview
Vulnerabilities in Plugins
Jenkins Security Team
About
Contributions
This advisory announces vulnerabilities in the following Jenkins deliverables:
Active Directory
Plugin
Assembla
Plugin
Bitbucket Push and Pull Request
Plugin
Contrast Continuous Application Security
Plugin
EC2 Fleet
Plugin
External Workspace Manag
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-06-24
Published