Stored XSS vulnerability in SCM tag action tooltip

Jenkins did not escape the tag name on the tooltip for tag actions shown in the build history. This resulted in a cross-site scripting vulnerability exploitable by attackers able to control the SCM tag name for these actions. Jenkins now escapes the SCM tag action...

beaker-builder stored credentials in plain text

beaker-builder stored the Beaker password unencrypted on the Jenkins controller. This password could be viewed by users with access to the Jenkins controller file system. beaker-builder now stores these credentials encrypted...

Sandbox Bypass in splunk-devops

splunk-devops has a form validation HTTP endpoint used to validate a user-submitted Groovy script through compilation, which was not subject to sandbox protection. This allowed attackers with Overall/Read access to execute arbitrary code on the Jenkins controller by applying AST transforming...

Stored XSS vulnerability in update center

Jenkins did not properly escape the update site URL in some status messages shown in the update center, resulting in a stored cross-site scripting vulnerability that is exploitable by administrators and affects other administrators. Jenkins now escapes the update site URL in status messages shown...

CSRF vulnerability and missing permission check in relution-publisher allow SSRF

A missing permission check in a form validation method in relution-publisher allows users with Overall/Read permission to initiate a connection test to an attacker-specified URL using attacker-specified credentials and attacker-specified HTTP proxy configuration. Additionally, the form validation...

Open redirect vulnerability in gitlab-oauth

gitlab-oauth records the HTTP Referer header when the authentication process starts and redirects users to that URL when the user has finished logging in. This implements an open redirect, allowing malicious sites to implement a phishing attack, with users expecting they have just logged in to...

Missing permission check in workflow-cps-global-lib

workflow-cps-global-lib provides form validation to determine whether the revision e.g. commit, tag, or branch name specified for a global library exists in the repository. This form validation method lacked a permission check, allowing attackers with Overall/Read access to determine whether an...

configuration-as-code failed to mask secrets in system log messages

configuration-as-code logs the changes it applies to the Jenkins system log. Secrets such as passwords should be masked i.e. replaced with asterisks in that log to prevent accidental disclosure. Between configuration-as-code 0.8-alpha and 1.0, log messages contained values if the values were...

XXE vulnerability via UDP broadcast response in swarm client

swarm allows clients to auto-discover Jenkins instances on the same network through a UDP discovery request. Responses to this request are XML documents. swarm does not configure the XML parser in a way that would prevent XML External Entity XXE processing. This allows unauthenticated attackers o...

XSS vulnerability in form validation button

The f:validateButton form control for the Jenkins UI did not properly escape job URLs. This resulted in a cross-site scripting XSS vulnerability exploitable by users with the ability to control job names. The affected form control has been rewritten to no longer need to escape job URLs...

jabber-server-plugin stores credentials in plain text

jabber-server-plugin stores credentials unencrypted in its global configuration file de.enexus.jabber.JabberBuilder.xml on the Jenkins controller. These credentials can be viewed by users with access to the Jenkins controller file system...

CSRF vulnerability and missing permission check in gearman-plugin

A missing permission check in a form validation method in gearman-plugin allows users with Overall/Read permission to initiate a connection test to an attacker-specified server. Additionally, the form validation method does not require POST requests, resulting in a CSRF vulnerability...

VS Team Services Continuous Deployment Plugin stores credentials in plain text

vsts-cd stores credentials unencrypted in job config.xml files on the Jenkins controller. These credentials can be viewed by users with Extended Read permission, or access to the Jenkins controller file system...

relution-publisher stores credentials in plain text

relution-publisher stores credentials unencrypted in its global configuration file org.jenkinsci.plugins.relutionpublisher.configuration.global.StoreConfiguration.xml on the Jenkins controller. These credentials can be viewed by users with access to the Jenkins controller file system...

CloudShare Docker-Machine Plugin stores credentials in plain text

CloudShare Docker-Machine Plugin stores credentials unencrypted in its global configuration file com.cloudshare.jenkins.CloudShareConfiguration.xml on the Jenkins controller. These credentials can be viewed by users with access to the Jenkins controller file system...

cloudcoreo-deploytime stores credentials in plain text

cloudcoreo-deploytime stores credentials unencrypted in its global configuration file com.cloudcoreo.plugins.jenkins.CloudCoreoBuildWrapper.xml on the Jenkins controller. These credentials can be viewed by users with access to the Jenkins controller file system...

octopusdeploy stores credentials in plain text

octopusdeploy stores credentials unencrypted in its global configuration file hudson.plugins.octopusdeploy.OctopusDeployPlugin.xml on the Jenkins controller. These credentials can be viewed by users with access to the Jenkins controller file system...

klaros-testmanagement stores credentials in plain text

klaros-testmanagement stores credentials unencrypted in job config.xml files on the Jenkins controller. These credentials can be viewed by users with Extended Read permission, or access to the Jenkins controller file system...

SSRF vulnerability due to missing permission check in Fortify on Demand Uploader Plugin

A missing permission check in multiple form validation methods in Fortify on Demand Uploader Plugin allowed users with Overall/Read permission to initiate a connection test to an attacker-specified server. Additionally, the form validation methods did not require POST requests, resulting in a CSR...

Script security sandbox bypass in Job DSL Plugin

Job DSL Plugin supports sandboxed Groovy expressions for Job DSL definitions. Its sandbox protection could be circumvented during parsing, compilation, and script instantiation by providing a crafted Groovy script. This allowed users able to control the Job DSL scripts to bypass the sandbox...

Administrators could persist access to Jenkins using crafted 'Remember me' cookie

Users with the Overall/RunScripts permission typically administrators were able to use the Jenkins script console to craft a 'Remember me' cookie that would never expire. This allowed attackers access to a Jenkins instance while the corresponding user in the configured security realm exists, for...

Arbitrary file write vulnerability using file parameter definitions

Users with Job/Configure permission could specify a relative path escaping the base directory in the file name portion of a file parameter definition. This path would be used to archive the uploaded file on the Jenkins controller, resulting in an arbitrary file write vulnerability. File parameter...

"Remember me" cookie was evaluated even if that feature is disabled

The "Remember me" feature can be disabled in the Jenkins security configuration. This did not disable the processing of previously set "Remember me" cookies, so they still allowed users to be logged in. "Remember me" cookies are no longer evaluated when the corresponding feature is disabled...

XSS vulnerability in Stapler debug mode

Stapler is the web framework used by Jenkins to route HTTP requests. When its debug mode is enabled, HTTP 404 error pages display diagnostic information. Those error pages did not escape parts of URLs they displayed, in rare cases resulting in a cross-site scripting vulnerability. Parts of URLs...

Server-side request forgery vulnerability in URLTrigger Plugin

A form validation method in URLTrigger Plugin did not check the permission of the user accessing them, allowing anyone with Overall/Read access to Jenkins to cause Jenkins to send a GET request to a specified URL. Additionally, this form validation method did not require POST requests, resulting ...

Server-side request forgery vulnerability in Git Plugin

Various form validation methods in Git Plugin did not check the permission of the user accessing them, allowing anyone with Overall/Read access to Jenkins to cause Jenkins to send a GET request to a specified URL. Additionally, these form validation methods did not require POST requests, resultin...

Path traversal vulnerability in agent to controller security subsystem

The agent to controller security subsystem ensures that the Jenkins controller is protected from maliciously configured agents. Learn more. A path traversal vulnerability allowed agents to escape whitelisted directories to read and write to files they should not be able to access. Paths are now...

Path traversal vulnerability in pipeline-groovy-lib

pipeline-groovy-lib provides the library step to retrieve a shared library from an SCM, using a library path to specify the directory containing the library inside the SCM checkout. pipeline-groovy-lib 805.vafc79344957d and earlier does not restrict that library path to a relative path inside the...

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...

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...

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...

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...

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,...

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...

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,...

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...

Session fixation vulnerability in openshift-login

openshift-login 1.1.0.227.v27e08dfb1a20 and earlier does not invalidate the existing session on login. This allows attackers to use social engineering techniques to gain administrator access to Jenkins. openshift-login 1.1.0.230.v5d7030bf5432 invalidates the existing session on login...

Missing permission check in azure-vm-agents allows enumerating credentials IDs

azure-vm-agents 852.v8d35f0960a43 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 another...

Missing permission check in octoperf allows enumerating credentials IDs

octoperf 4.5.2 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 another vulnerability. An...

CSRF vulnerability and missing permission checks in octoperf

octoperf 4.5.2 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to connect to a previously configured Octoperf server using attacker-specified credentials. Additionally, these endpoints do not require POST requests,...

CSRF vulnerability and missing permission check in BearyChat

BearyChat 3.0.2 and earlier does not perform a permission check in a method implementing form validation. This allows attackers with Overall/Read permission to connect to an attacker-specified URL. Additionally, this form validation method does not require POST requests, resulting in a cross-site...

CSRF vulnerability and missing permission check in rabbitmq-consumer

rabbitmq-consumer 2.8 and earlier does not perform a permission check in a method implementing form validation. This allows attackers with Overall/Read permission to connect to an attacker-specified AMQP server using attacker-specified username and password. Additionally, this form validation...

CSRF vulnerability and missing permission checks in jira-steps

jira-steps 2.0.165.v8846cf59f3db and earlier does not perform permission checks in methods implementing form validation. This allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing...

Session fixation vulnerability in openid

openid 2.4 and earlier does not invalidate the existing session on login. This allows attackers to use social engineering techniques to gain administrator access to Jenkins. As of publication of this advisory, there is no fix. Learn why we announce this...

Path traversal vulnerability in visualexpert

visualexpert 1.3 and earlier does not restrict the names of files in methods implementing form validation. This allows attackers with Item/Configure permission to check for the existence of an attacker-specified file path on the Jenkins controller file system. As of publication of this advisory,...

Missing permission checks in cisco-spark-notifier allow enumerating credentials IDs

cisco-spark-notifier 1.1.1 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...

CSRF vulnerability in sonar-gerrit

sonar-gerrit 377.v8f3808963dc5 and earlier does not require POST requests for an HTTP endpoint, resulting in a cross-site request forgery CSRF vulnerability. This allows attackers to have Jenkins connect to Gerrit servers previously configured by Jenkins administrators using attacker-specified...

Stored XSS vulnerability in custom-build-properties

custom-build-properties 2.79.vc095ccc85094 and earlier does not escape property values and build display names on the Custom Build Properties and Build Summary pages. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers able to set or change these values...

Arbitrary file read vulnerability in pipeline-utility-steps

pipeline-utility-steps implements a readProperties Pipeline step that supports interpolation of variables using the Apache Commons Configuration library. pipeline-utility-steps 2.13.1 and earlier does not restrict the set of enabled prefix interpolators and bundles versions of this library that...

Whole-script approval in script-security vulnerable to SHA-1 collisions

script-security 1189.vbab7c8fd5fde and earlier stores whole-script approvals as the https://en.wikipedia.org/wiki/SHA-1SHA-1 hash of the approved script. SHA-1 no longer meets the security standards for producing a cryptographically secure message digest. script-security 1190.v65867aa47126 uses...