Plaintext secrets persisted and served by config.xml endpoints

In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, POST config.xml submissions are written to disk as-is once their content can be successfully deserialized, while GET config.xml responses are served directly from those files. As a result, plaintext secrets in a POST config.xml submission...

DNS rebinding vulnerability in WebSocket CLI origin validation

Jenkins has a built-in command line interface CLI to access Jenkins from a script or shell environment. Since Jenkins 2.217 and LTS 2.222.1, one of the ways to communicate with the CLI is through a WebSocket endpoint. This endpoint relies on the default Jenkins web request authentication...

CSRF vulnerability and missing permission checks in nexus-task-runner

nexus-task-runner 0.9.2 and earlier does not perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified username and password. Additionally, this endpoint does not require POST requests,...

CSRF vulnerability and missing permission checks in service-fabric

service-fabric 1.6 and earlier does not perform permission checks in several HTTP endpoints. This allows attackers with Overall/Read permission to enumerate credentials IDs of Azure credentials stored in Jenkins. Those can be used as part of an attack to capture the credentials using another...

Missing permission checks in azure-credentials allow enumerating credentials IDs

azure-credentials 253.v887e0f9e898b 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...

RabbitMQ password stored in plain text by collabnet

collabnet 2.0.8 and earlier stores a RabbitMQ password unencrypted in its global configuration file hudson.plugins.collabnet.share.TeamForgeShare.xml on the Jenkins controller as part of its configuration. This password can be viewed by users with access to the Jenkins controller file system...

XXE vulnerability in nuget

nuget 1.0 and earlier does not configure its XML parser to prevent XML external entity XXE attacks. This XML parser is used for the "Build on NuGet updates" feature. This allows attackers with the ability to control the contents of the packages.config file in a workspace to have Jenkins parse a...

Stored XSS vulnerability in help icons

Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the tooltip content of help icons. Tooltip values can be contributed by plugins, some of which use user-specified values. This results in a stored cross-site scripting XSS vulnerability. Jenkins 2.252, LTS 2.235.4 escapes the...

Client secret transmitted in plain text by azure-ad

azure-ad stores a client secret in its global configuration. While the credential is stored encrypted on disk, it is transmitted in plain text as part of the configuration form by azure-ad 1.1.2 and earlier. This can result in exposure of the credential through browser extensions, cross-site...

Jenkins accepted cached legacy CLI authentication

The fix for SECURITY-901 in Jenkins 2.150.2 and 2.160 did not reject existing remoting-based CLI authentication caches. This means that users who cached their CLI authentication before Jenkins was updated to 2.150.2 and newer, or 2.160 and newer, would remain authenticated. Support for the...

CSRF vulnerability and missing permission check in openshift-deployer

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

Unprivileged users with Overall/Read access are able to enumerate credential IDs in Chatter Notifier Plugin

Chatter Notifier Plugin provides a list of applicable credential IDs to allow users configuring the plugin's functionality to select the one to use. This functionality did not check permissions, allowing any user with Overall/Read permission to get a list of valid credentials IDs. Those could be...

SSH Agent Plugin could reveal SSH key passphrase when used inside pipeline

When using the sshagent step inside a withDockerContainer block in Pipeline, the resulting logging of the ssh-add command included the SSH key passphrase in plain text. The plugin no longer logs the ssh-add invocation that would reveal the passphrase...

vSphere Plugin does not validate SSL/TLS certificates

vSphere Plugin disabled SSL/TLS certificate validation unconditionally, allowing potential man-in-the-middle attacks. vSphere Plugin 2.17 now has SSL/TLS certificate validation enabled by default...

SECURITY-507

Bulletin has no description...

Missing permission check in git-parameter allows listing SCM branch and tag names

git-parameter 462.vdcf3df2ed2ca and earlier does not perform a permission check in an HTTP endpoint that populates the list of values for Git parameters by querying the SCM configured on a job, using the SCM credentials configured in Jenkins. This allows attackers with Item/Read permission to...

Incorrect permission check in gitee allows enumerating credentials IDs

gitee 1288.v18bdebc9069b and earlier does not correctly perform a permission check in an HTTP endpoint. This allows attackers with global Item/Configure permission while lacking Item/Configure permission on any particular job to enumerate credentials IDs of credentials stored in Jenkins. Those ca...

OS command injection vulnerability on agents in git-client

git-client 6.6.0 and earlier does not correctly escape the workspace directory name when it is embedded into the SSH wrapper script generated by the "Manually provided keys" Git Host Key Verification strategy on Unix agents. This allows attackers able to control the name of a build's working...

CSRF vulnerability in jenkins-multijob-plugin allows resuming builds

jenkins-multijob-plugin 662.vd2e0001f6bbd 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 resume failed Multijob builds. jenkins-multijob-plugin 669.v9d96ad9c71b0 requires POST...

Open redirect vulnerability in bitbucket-oauth

bitbucket-oauth 0.17 and earlier does not restrict the redirect URL after login. This allows attackers to perform phishing attacks by having users go to a Jenkins URL that will forward them to a different site after successful authentication. bitbucket-oauth 0.18 only redirects to relative Jenkin...

Arbitrary file read vulnerability through symbolic links in pipeline-groovy-lib

pipeline-groovy-lib 797.v90eaa9be45a0 and earlier does not prohibit symbolic links in shared libraries. This allows attackers able to control the content of a library used by a Pipeline job to read arbitrary files on the Jenkins controller filesystem. pipeline-groovy-lib 798.v5cc688825312 prohibi...

Stored XSS vulnerability in buildgraph-view

buildgraph-view 1.8 and earlier does not escape the build URL. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers able to configure jobs or views. As of publication of this advisory, there is no fix. Learn why we announce this...

CSRF vulnerability and missing permission check in themis

themis 1.4.1 and earlier does not perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to connect to an attacker-specified URL. Additionally, this endpoint does not require POST requests, resulting in a cross-site request forgery CSRF vulnerability. A...

Missing permission check allows obtaining agent names

Jenkins 2.527 and earlier, LTS 2.516.2 and earlier does not perform a permission check in the sidepanel of a page intentionally accessible to users lacking Overall/Read permission. This allows attackers without Overall/Read permission to list agent names through its sidepanel executors widget...

Log message injection vulnerability

In Jenkins 2.527 and earlier, LTS 2.516.2 and earlier, the log formatter that prepares log messages for console output including jenkins.log and equivalent does not restrict or transform the characters that can be inserted from user-specified content in log messages. This allows attackers able to...

Open redirect vulnerability

Various features in Jenkins redirect users to partially user-controlled URLs inside Jenkins. To prevent open redirect vulnerabilities, Jenkins limits redirections to safe URLs neither absolute nor scheme-relative/network-path reference. In Jenkins 2.499 and earlier, LTS 2.492.1 and earlier,...

Stored XSS vulnerability in authorize-project

authorize-project 1.7.2 and earlier evaluates a string containing the job name with JavaScript on the Authorization view. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Item/Configure permission. authorize-project 1.8.0 no longer evaluates a string...

Missing permission checks in codedx

codedx 3.1.0 and earlier does not perform a permission check in a method implementing form validation. This allows attackers with Item/Read permission to check for the existence of an attacker-specified file path on an agent file system. codedx 4.0.0 requires Item/Configure permission for this fo...

XSS vulnerability in bundled email templates in email-ext

email-ext bundled multiple preconfigured templates for notification emails. The Email Template Testing feature can be used to see what these and other templates would look like based on a given build. email-ext 2.93 and earlier does not escape various fields included in those email templates, lik...

Missing permission check in build-publisher

build-publisher 1.22 and earlier does not perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to obtain names and URLs of Jenkins servers that the plugin is configured to publish builds to, as well as builds pending for publication to those Jenkins...

Agent-to-controller security bypass in compuware-ispw-operations

compuware-ispw-operations defines a controller/agent message that retrieves Java system properties. compuware-ispw-operations 1.0.8 and earlier does not restrict execution of the controller/agent message to agents. This allows attackers able to control agent processes to retrieve Java system...

Missing permission checks in build-metrics

build-metrics 1.3 and earlier does not perform a permission check in multiple HTTP endpoints. This allows attackers with Overall/Read permission to obtain information about jobs otherwise inaccessible to them. As of publication of this advisory, there is no fix. Learn why we announce this...

CSRF vulnerability and missing permission checks in mailer

mailer 391.ve4a38c1bcf4b and earlier does not perform a permission check in a method implementing form validation. This allows attackers with Overall/Read access to use the DNS used by the Jenkins instance to resolve an attacker-specified hostname. Additionally, this form validation method does n...

Incorrect permission checks in role-strategy may allow accessing some items

Items like jobs can be organized hierarchically in Jenkins, using the Folders Plugin or something similar. An item is expected to be accessible only if all its ancestors are accessible as well. role-strategy 3.1 and earlier does not correctly perform permission checks to determine whether an item...

Incorrect permission check in cloudbees-jenkins-advisor

cloudbees-jenkins-advisor 3.2.0 and earlier does not correctly perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to view an administrative configuration page. cloudbees-jenkins-advisor 3.2.1 requires Overall/Administer to view its administrative...

CSRF vulnerability and missing permission checks in elastest

elastest 1.2.1 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 using attacker-specified credentials. Additionally, this form validation method does not require POST...

Stored XSS vulnerability in computer-queue-plugin

computer-queue-plugin 1.5 and earlier does not escape the agent name in tooltips. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Agent/Configure permission. computer-queue-plugin 1.6 escapes the agent name in tooltips...

RCE vulnerability in scm-filter-jervis

scm-filter-jervis 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution RCE vulnerability exploitable by users able to configure jobs with the filter, or control the contents of a previously configured job's S...

CSRF vulnerability and missing permission checks in p4

p4 1.10.10 and earlier does not perform permission checks in several HTTP endpoints. This allows users with Overall/Read access to trigger builds or add labels in the Perforce repository. Additionally, these endpoints do not require POST requests, resulting in a cross-site request forgery CSRF...

Stored XSS vulnerability in subversion

subversion 2.13.0 and earlier does not escape the error message for the Project Repository Base URL field form validation. This results in a stored cross-site scripting vulnerability exploitable by users able to specify such base URLs, for example users able to configure Multibranch Pipelines...

gem-publisher stores credentials in plain text

gem-publisher stores an API key unencrypted in its global configuration file net.arangamani.jenkins.gempublisher.GemPublisher.xml on the Jenkins controller. This API key can be viewed by users with access to the Jenkins controller file system. As of publication of this advisory, there is no fix...

Missing permission check in Metadata Plugin allows unauthorized users to change Metadata Plugin configuration

Metadata Plugin lacks a permission check that allows users with Overall/Read access to Jenkins to change the plugin's configuration. As of publication of this advisory, there is no fix...

IBM z/OS Connector Plugin stores password in plain text

IBM z/OS Connector Plugin did not encrypt password credentials stored in its configuration. This could be used by users with Jenkins controller file system access to obtain the password. While masked from view using a password form field, the AWS Secret Key was transferred in plain text to...

GitHub Pull Request Builder Plugin stores GitHub access tokens in build.xml

GitHub Pull Request Builder Plugin stored serialized objects in build.xml files that contained the credential used to poll Jenkins. This can be used by users with Jenkins controller file system access to obtain GitHub credentials. Since 1.40.0, the plugin no longer stores serialized objects...

Improperly secured form validation for proxy configuration allowed Server-Side Request Forgery

The form validation for the proxy configuration form did not check the permission of the user accessing it, allowing anyone with Overall/Read access to Jenkins to cause Jenkins to send a GET request to a specified URL, optionally with a specified proxy configuration. If that request's HTTP respon...

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...

Missing permission check allows enumerating GitHub Enterprise server URLs in github-branch-source

github-branch-source 1967.1969.v205fd594c821 and earlier does not perform a permission check in an HTTP endpoint that lists the GitHub API endpoints configured in the global plugin configuration. This allows attackers with Overall/Read permission to obtain the URLs of GitHub Enterprise servers...

LDAP injection vulnerability in active-directory

In active-directory 2.41.1 and earlier, the Windows native ADSI authentication path does not escape the user name before building the LDAP search filter. This allows unauthenticated attackers to inject LDAP wildcard characters into the user name, enabling them to enumerate directory user and grou...

Path traversal vulnerability in external-workspace-manager

external-workspace-manager 1.3.2 and earlier does not reject .. path segments when validating the custom workspace path provided to the exwsAllocate Pipeline step, allowing the resulting workspace path to escape the configured disk mount point. This allows attackers with Item/Configure permission...

Encrypted values of secrets in job and agent configurations not redacted by jobConfigHistory

jobConfigHistory 1356.ve360da6c523a and earlier does not redact the encrypted values of secrets when displaying historical job and agent configurations through its "View as XML" / "RAW" feature and its configuration diff views. This allows attackers with Item/Extended Read permission but not...