Improper access control in script-security

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor, binding submitted data to their arguments, and setting additional properties...

Missing permission check in pipeline-build-step allows canceling downstream builds

Builds in Jenkins are associated with an authentication that controls the permissions that the build has to interact with other elements in Jenkins. By default, builds run as SYSTEM and are unconstrained unless plugins implement specific additional permission checks. Plugins like Authorize Projec...

Path traversal vulnerability in file-parameters can lead to RCE

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor and binding submitted data to their arguments. file-parameters validates...

Improper access control in ldap allows SSRF

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor and binding submitted data to their arguments. ldap 807.809.vd3a4e5e4ec98 and...

Stored XSS vulnerability in sonar

sonar 2.18.3 and earlier does not limit URL schemes for the dashboard links it creates based on SonarQube scanner results, allowing the javascript: scheme. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Item/Configure permission. TIP: On Jenkins 2.53...

Privilege escalation in azure-ad

azure-ad 710.v0bff8e9cc2d2 and earlier grants Entra group permissions using both the group's unique object ID GUID and its display name. Entra group display names are not globally unique, and unless the tenant restricts it, any tenant member can create a group with an arbitrary display name. This...

Tokens stored in plain text by Parameterized-Remote-Trigger

Parameterized-Remote-Trigger 3.2.2 and earlier stores tokens unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These tokens can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. As of publication of thi...

Stored XSS vulnerability in update-center2

https://github.com/jenkins-infra/update-center2/Update-center2 is the tool used to generate the Jenkins update sites hosted on updates.jenkins.io. NOTE: While it is designed for use by the Jenkins project for this purpose, others may be using it to operate their own self-hosted update sites...

Improper access control in jobConfigHistory

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor, binding submitted data to their arguments, and setting additional properties...

Unsafe deserialization allows overwriting other agents

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the REST API and CLI endpoints for updating agent configuration do not prevent a submitted configuration from overwriting a different agent by specifying that agent's name in the submitted XML document. This allows attackers with...

Missing permission check allows reading build parameters

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not perform an Item/Read permission check in an HTTP endpoint. This allows attackers with Item/Read permission on at least one job to read build parameter names and values of jobs they have no access to. Jenkins 2.580, LTS 2.568.3 performs a...

CSRF vulnerability in pipeline-groovy-lib

pipeline-groovy-lib 798.v5cc688825312 and earlier does not require POST requests for an HTTP endpoint, resulting in a cross-site request forgery CSRF vulnerability. This vulnerability allows attackers to delete shared library caches. pipeline-groovy-lib 805.vafc79344957d requires POST requests fo...

Improper access control in customizable-header leads to XSS

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor, binding submitted data to their arguments, and setting additional properties...

Form submission data binding can set static fields

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. In Stapler 2107.v8dfcbe8ed317 and earlier, except 2088.2093.vd7c3e58008a6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, form data binding allows setting public static fields of...

Missing permission check allows canceling builds

The build command of the Jenkins CLI can be invoked with the -s flag to wait for a triggered build to complete, canceling the build when the CLI client is interrupted. Jenkins merges multiple requests to build the same job with the same parameters into a single queue item. In Jenkins 2.579 and...

Deserialization of untrusted data vulnerability in performance

performance uses Java serialization to cache performance reports in the build directory. performance 1015.v09ca52b3370e and earlier does not restrict the classes that can be instantiated when deserializing cached performance reports stored in the build directory on the Jenkins controller. This...

Missing permission checks in deployit-plugin allow enumerating credentials IDs

deployit-plugin 26.1.0 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another...

Lack of type restriction in deserialization allows creating user objects

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, user objects can appear as nested field values in other deserialized XML objects, allowing attackers with Overall/Read permission to create user objects by submitting crafted XML. NOTE: These user objects are not actual Jenkins accounts and...

Cross-origin exposure of CSRF token

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler provides an HTTP endpoint serving dynamically generated JavaScript resources. In Stapler 1839.ved17667baeb5 through 2107.v8dfcbe8ed317 both inclusive, except 2088.2093.vd7c3e58008a6,...

Stored XSS vulnerability in system log viewer

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the system log viewer does not escape log record metadata source, level, and timestamp resulting in a stored cross-site scripting XSS vulnerability exploitable by attackers in control of agent processes. TIP: On Jenkins 2.539 and newer, LTS...

Improper access control in thinBackup

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor, binding submitted data to their arguments, and setting additional properties...

Deserialization vulnerability

Jenkins uses serialization and deserialization to load and save configuration and build data using XStream. Types storing their configuration in their own files usually config.xml or build.xml, like agents, items, or builds, are indicated as such by implementing the Java interface PersistenceRoot...

Injection vulnerability in REST API

Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not escape map keys when serializing objects as JSON and Python through its REST API. This allows attackers able to control map property names to inject arbitrary fields into JSON and Python API responses. Jenkins 2.580, LTS 2.568.3 escapes...

Improper access control in saml

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor and binding submitted data to their arguments. saml 4.618.v441a27fa46d2 and...

Path traversal vulnerability in allure-jenkins-plugin

allure-jenkins-plugin 2.35.2 and earlier does not correctly validate file paths when serving Allure report results. This allows attackers with Item/Read permission on jobs that publish Allure report results to read arbitrary files on the Jenkins controller's file system. allure-jenkins-plugin...

OS command injection vulnerability on agents in tics

tics 2025.1.1 and earlier does not correctly escape build environment variable values when constructing the OS command it executes. This allows attackers able to control build environment variable values to execute arbitrary commands on the agent running the build. tics 2026.1.0 correctly escapes...

Session fixation vulnerability

Jenkins's "Keep me signed in" feature uses a persistent cookie, known as the "remember me" cookie, to re-authenticate users without requiring them to enter credentials again. In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Jenkins does not rotate the session when a user is authenticated vi...

Improper access control in gitlab-plugin allows SSRF

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's data-binding mechanism instantiates objects by invoking constructors annotated with @DataBoundConstructor, binding submitted data to their arguments, and setting additional properties...

Instantiation of any types related to configuration

Jenkins uses the https://github.com/jenkinsci/staplerStapler web framework for HTTP request handling. Stapler's form data binding instantiates configuration objects of types specified in form submissions. In Stapler 2107.v8dfcbe8ed317 and earlier, except 2088.2093.vd7c3e58008a6, included in Jenki...

Unsafe deserialization allows overwriting configuration objects

In Jenkins, fields declared transient are excluded from serialization but are still read back during deserialization for backward compatibility with existing configuration files. In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization,...

Incorrect permission check in Appearance configuration page

Jenkins 2.421 through 2.579 both inclusive, LTS 2.426.1 through 2.568.2 both inclusive does not correctly perform permission checks in the Appearance configuration page added in Jenkins 2.421. This allows attackers with Overall/Manage permission to modify Appearance configuration options they...

Stored XSS vulnerability in qualys-cs

qualys-cs 1.8.0.5 and earlier does not escape user-controlled field values in a JavaScript context. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Item/Configure permission. As of publication of this advisory, there is no fix. Learn why we announce...

XXE vulnerability in ivy-report

ivy-report 1.2 and earlier does not configure its XML parser to prevent XML external entity XXE attacks. This allows attackers able to control workspace contents to have Jenkins parse a crafted Ivy report XML file that uses external entities for extraction of secrets from the Jenkins controller o...

Agent-to-controller deserialization filter bypass

Jenkins uses the https://github.com/jenkinsci/remotingRemoting library typically agent.jar or remoting.jar for communication between the controller and agents via serialized Java objects. To protect against deserialization vulnerabilities, Jenkins enforces the https://jenkins.io/jep/200JEP-200...

CSRF vulnerability in jenkins-multijob-plugin allows arbitrary code execution

jenkins-multijob-plugin 669.v9d96ad9c71b0 and earlier does not require POST requests for a form validation endpoint, resulting in a cross-site request forgery CSRF vulnerability. This vulnerability allows attackers to execute arbitrary code in the context of the Jenkins controller JVM...

CSRF vulnerability and missing permission checks in scm-manager

scm-manager 1.11.1 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to connect to an attacker-specified HTTP URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in...

Missing permission check in external-workspace-manager allows reading workspace files

external-workspace-manager 1.4.1 and earlier does not perform a permission check 1.4.0 and earlier or performs an improper permission check 1.4.1 when providing access to externally-managed workspaces through the workspace browser. This allows attackers with Overall/Read permission to read files ...

Stored XSS vulnerability in summary_report

summaryreport 1.15 and earlier does not escape the job name in a JavaScript context in build report pages. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Item/Create or Item/Configure permission. As of publication of this advisory, there is no fix...

Exposure of System-scoped credentials in horreum

horreum 0.16.162.v33b4aab5f828 and earlier does not set the appropriate context for credentials lookup, allowing the use of System-scoped credentials otherwise reserved for the global configuration. This allows attackers with Item/Configure permission to have Jenkins send credentials they are not...

Missing permission check in violation-comments-to-gitlab allows enumerating credentials IDs

violation-comments-to-gitlab 2.62.0 and earlier does not perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using anothe...

Path traversal vulnerability in file parameters

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier improperly identifies file paths attempting path traversal in file parameter names. This allows attackers with Item/Configure and Item/Build permission to write files to arbitrary locations on the controller file system, restricted only by file...

Users with Overall/Manage permission can instantiate any types related to configuration

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not restrict the types of objects that can be instantiated as part of the project naming strategy configuration. This allows attackers with Overall/Manage permission to instantiate arbitrary types related to configuration, including those...

Missing permission checks in appscan allow enumerating credentials IDs

appscan 1.8.3 and earlier does not perform permission checks in multiple HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another vulnerability...

Link following vulnerability allows arbitrary file creation

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not safely handle symbolic links with effectively empty names during the extraction of .tar and .tar.gz archives. This allows attackers able to control agent processes to provide crafted archives to the controller to write files to arbitrary...

Non-constant time webhook bearer token comparison in webhook-secret-credentials-provider

webhook-secret-credentials-provider 16.v0cfaf0215cf5 and earlier does not use a constant-time comparison function when checking whether the provided and expected webhook bearer token are equal. This could potentially allow attackers to use statistical methods to obtain a valid webhook bearer toke...

Missing permission checks in Parameterized-Remote-Trigger allow enumerating credentials IDs

Parameterized-Remote-Trigger 3.2.2 and earlier does not perform permission checks in HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another...

Missing permission checks in sauce-ondemand allow enumerating credentials IDs

sauce-ondemand 2.2.0 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another...

Improper handling of case sensitivity allows privilege escalation

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier handles case-insensitivity in user names and group names inconsistently. While the canonical ID for a case-insensitive user or group name is created by lowercasing the name, comparisons of user names and group names are done using...

Missing permission checks in aws-codebuild allow enumerating credentials IDs

aws-codebuild 0.59 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another...

Missing permission checks in xml-job-to-job-dsl

xml-job-to-job-dsl 0.1.13 and earlier does not perform permission checks, and makes its functionality available to users lacking Overall/Read permission. While only jobs the user has Item/Read permission for will be accessible, it does not require Item/Extended Read permission to convert their...