ElectricFlow Plugin globally and unconditionally disabled SSL/TLS certificate validation

ElectricFlow Plugin unconditionally disabled SSL/TLS certificate validation for the entire Jenkins controller JVM. ElectricFlow Plugin 1.1.5 and newer no longer do that...

Arxan MAM Publisher Plugin stored password in plain text

Arxan MAM Publisher Plugin stored the username and password connection credentials in its configuration unencrypted in jobs' config.xml files on the Jenkins controller. This key could be viewed by users with Extended Read permission, or access to the Jenkins controller file system. While masked...

XSS vulnerability in Warnings Next Generation Plugin

Warnings Next Generation Plugin did not properly escape HTML content in warnings displayed on the Jenkins UI, resulting in a cross-site scripting vulnerability exploitable by users able to control warnings parser input. Warnings Next Generation Plugin now removes unsafe HTML content from warnings...

Sandbox Bypass via CSRF in Warnings Next Generation Plugin

Warnings Next Generation Plugin has a form validation HTTP endpoint used to validate a Groovy script through compilation, which was not subject to sandbox protection. The endpoint checked for the Overall/RunScripts permission, but did not require POST requests, so it was vulnerable to cross-site...

Improper certificate validation with StartTLS in Active Directory Plugin

Active Directory Plugin performs TLS upgrade StartTLS after connecting to domain controllers through insecure LDAP. In this mode, certificates were not properly validated, effectively trusting all certificates, allowing man-in-the-middle attacks. This only affected TLS upgrades. The LDAPS mode,...

Workspace browser allowed accessing files outside the workspace

The file browser for workspaces, archived artifacts, and $JENKINSHOME/userContent/ followed symbolic links to locations outside the directory being browsed. While builds typically have access to the file system outside the workspace allocated by Jenkins, this should not extend to beyond the...

Sandbox Bypass in Script Security and Pipeline Groovy Plugins

The Groovy Sandbox library used by Script Security Plugin and Pipeline Groovy Plugin did not apply sandbox restrictions to finalize methods. This could be used to invoke arbitrary constructors and methods, bypassing sandbox protection. Finalize methods are now prohibited in classes subject to...

Reflected XSS vulnerability in Job Config History Plugin

Job Config History Plugin did not escape some query parameters shown on its pages, resulting in a reflected cross-site scripting XSS vulnerability. Job Config History Plugin now globally applies variable escaping to its pages...

Unauthorized users could access agent logs

Users with Overall/Read permission were able to access the URL serving agent logs on the UI due to a lack of permission checks. Access to the affected URL is now limited to users with the correct Agent/Connect permission...

Ephemeral user record was created on some invalid authentication attempts

When attempting to authenticate using API token, an ephemeral user record was created to validate the token in case an external security realm was used, and the user record in Jenkins not previously saved, as legacy API tokens could exist without a persisted user record. This behavior could be...

Tinfoil Security Plugin stored API Secret Key in plain text

Tinfoil Security Plugin stored the API Secret Key in its configuration unencrypted in its global configuration file on the Jenkins controller. This key could be viewed by users with access to the Jenkins controller file system. The plugin now integrates with Credentials Plugin. Existing...

CSRF vulnerability and missing permission checks in Resource Disposer Plugin

Resource Disposer Plugin did not perform permission checks on an API endpoint. This allowed users with Overall/Read access to Jenkins to stop tracking a specified resource. Additionally, this API endpoint did not require POST requests, resulting in a CSRF vulnerability. This API endpoint now...

TraceTronic ECU-TEST Plugin globally and unconditionally disables SSL/TLS certificate validation

TraceTronic ECU-TEST Plugin unconditionally disabled SSL/TLS certificate validation for the entire Jenkins controller JVM. TraceTronic ECU-TEST Plugin 2.4 and newer no longer does that. It now has an option that allows disabling SSL/TLS certificate validation for specific connections by this plug...

Arbitrary file read vulnerability

An arbitrary file read vulnerability in the Stapler web framework used by Jenkins allowed unauthenticated users to send crafted HTTP requests returning the contents of any file on the Jenkins controller file system that the Jenkins controller process has access to. Input validation in Stapler has...

AWS CodeDeploy Plugin persisted possibly sensitive environment variables in job configuration

AWS CodeDeploy Plugin could persist environment variables from the last run of any project with the post-build step configured in the job's config.xml file. In some cases, this allowed users with file system access or Extended Read permission to obtain those potentially sensitive environment...

Arbitrary file write vulnerability in Fortify CloudScan Plugin

Fortify CloudScan Plugin did not validate file names in rulepack ZIP archives it extracts, resulting in an arbitrary file write vulnerability. Fortify CloudScan Plugin 1.5.2 and newer rejects relative paths escaping the ZIP extraction base directory...

CSRF vulnerability and missing permission checks in Openstack Cloud Plugin allowed capturing credentials

Openstack Cloud Plugin did not perform permission checks on methods implementing form validation. This allowed users with Overall/Read access to Jenkins to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored i...

HTTP session fixation vulnerability in SAML Plugin

SAML Plugin did not invalidate the previous session and create a new one upon successful login, allowing attackers able to control or obtain another user's pre-login session ID to impersonate them. SAML Plugin now invalidates the previous session during login and creates a new one...

CSRF vulnerability and missing permission checks in AbsInt Astrée Plugin allowed launching programs on the Jenkins controller

AbsInt Astrée Plugin did not perform permission checks on a method implementing form validation. This allowed users with Overall/Read access to Jenkins to run a user-specified program on the Jenkins controller. Additionally, this form validation method did not require POST requests, resulting in ...

CSRF vulnerability and missing permission checks in Black Duck Hub Plugin allowed server-side request forgery, capturing credentials

Black Duck Hub Plugin did not perform permission checks on methods implementing form validation. This allowed users with Overall/Read access to Jenkins to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in...

Users were able to register user names containing control characters

The built-in Jenkins user database optionally allows user registration. This feature did not properly sanitize user names, allowing registration of user names containing control characters. This could be used to confuse administrators appearing to be a different user while preventing deletion of...

Stored XSS vulnerability in S3 Publisher Plugin

S3 Publisher Plugin did not properly escape file names shown on the Jenkins UI. This resulted in a cross-site scripting vulnerability exploitable by users able to control the names of uploaded files. S3 Publisher Plugin now escapes file names shown on the Jenkins UI properly...

CLI leaked existence of views and agents with attacker-specified names to users without Overall/Read permission

The Jenkins CLI sent different error responses for commands with view and agent arguments depending on the existence of the specified views or agents to unauthorized users. This allowed attackers to determine whether views or agents with specified names exist. The Jenkins CLI now returns the same...

Copy To Slave Plugin allows access to arbitrary files on the Jenkins controller file system

Copy To Slave Plugin allows users with Job/Configure permissions to configure it in such a way that it allows obtaining arbitrary files accessible to the Jenkins controller process from the Jenkins controller file system. As of publication of this advisory, there is no fix...

Liquibase Runner Plugin allows users to load arbitrary Java code into controller JVM

Liquibase Runner Plugin allows users with Job/Configure permission to configure its build step in a way that loads arbitrary class files into the Jenkins controller JVM, resulting in arbitrary code execution. As of publication of this advisory, there is no fix...

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...

Mailer Plugin allowed unauthorized users to send test emails

A missing permission check in Mailer Plugin allowed users with Overall/Read access to Jenkins to have it connect to a user-specified mail server with user-specified credentials to send a test email to a user-specified email address. The email subject and body could not be changed. This could resu...

Reflected cross-site-scripting vulnerability in report URL of CppNCSS Plugin

CppNCSS Plugin did not properly escape the report name and graph name, resulting in a reflected cross-site scripting vulnerability. Report name and graph name are now properly escaped...

Disclosure of user names and node names to unauthorized users through post-commit hook URL in Git Plugin

The class handling unauthenticated Git post-commit hook notification requests at the /git/ path unnecessarily extended another type that handled requests to the …/search/ sub-path. This allowed submission of search queries to Jenkins, and getting a list of search results usually available to anyo...

Improper access control allowed users without ManageOwnership permission to change job ownership metadata in Job and Node ownership Plugin

Job and Node ownership Plugin did not prevent the ownership metadata being overwritten when a job or node configuration was updated from the CLI or using the remote API POST config.xml. This allowed users with Job/Configure permission but without ManageOwnership/Jobs permission to change job...

SECURITY-699

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SECURITY-658

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Persisted XSS vulnerability in autocompletion suggestions

Autocompletion suggestions for text fields were not escaped, resulting in a persisted cross-site scripting vulnerability if the source for the suggestions allowed specifying text that includes HTML metacharacters like less-than and greater-than characters. Known previously unsafe sources for thes...

Unsafe use of user names as directory names

Jenkins stores metadata related to people, which encompasses actual user accounts, as well as users appearing in SCM, in directories corresponding to the user ID on disk. These directories used the user ID for their name without additional escaping. This potentially resulted in a number of...

Tokens stored in plain text by aqua-security-scanner

aqua-security-scanner 3.2.8 and earlier stores Scanner Tokens for Aqua API 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...

File path information disclosure in htmlpublisher

htmlpublisher 425 and earlier displays log messages that include the absolute paths of files archived during the Publish HTML reports post-build step, exposing information about the Jenkins controller file system in the build log. htmlpublisher 427 displays only the parent directory name of files...

Credentials stored and displayed in plain text by soapui-pro-functional-testing

soapui-pro-functional-testing 1.11 and earlier stores SLM License Access Keys, client secrets, and passwords unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These credentials can be viewed by users with Item/Extended Read permission or access to the...

Stored XSS vulnerability in applitools-eyes

applitools-eyes 1.16.5 and earlier does not escape the Applitools URL on the build page. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers with Item/Configure permission. applitools-eyes 1.16.6 rejects Applitools URLs that contain HTML metacharacters...

Tokens stored in plain text by ibm-cloud-devops

ibm-cloud-devops 2.0.16 and earlier stores SonarQube authentication 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...

Keys stored in plain text by ifttt-build-notifier

ifttt-build-notifier 1.2 and earlier stores IFTTT Maker Channel Keys unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These keys can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. As of publication ...

Tokens stored and displayed in plain text by ApicaLoadtest

ApicaLoadtest 1.10 and earlier stores Apica Loadtest LTP authentication 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...

Stored XSS vulnerability in cloudbees-jenkins-advisor

cloudbees-jenkins-advisor 374.v194bd4f0c8c8 and earlier does not escape responses from the Jenkins Health Advisor server. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers able to control Jenkins Health Advisor server responses. cloudbees-jenkins-advisor...

SSL/TLS certificate validation unconditionally disabled by dingding-notifications

dingding-notifications 2.7.3 and earlier unconditionally disables SSL/TLS certificate and hostname validation for connections to the configured DingTalk webhooks. As of publication of this advisory, there is no fix. Learn why we announce this...

Host key reuse in SSH build agent Docker images

The https://hub.docker.com/r/jenkins/ssh-agentjenkins/ssh-agent and deprecated https://hub.docker.com/r/jenkins/ssh-slavejenkins/ssh-slave Docker images can be used to set up a build agent for use via the SSH Build Agents plugin. In jenkins/ssh-agent 6.11.1 and earlier and all versions of...

Script Security sandbox bypass vulnerability through folder-scoped libraries in templating-engine

templating-engine allows defining libraries both in the global configuration, as well as scoped to folders containing the pipelines using them. While libraries in the global configuration can only be set up by administrators and can therefore be trusted, libraries defined in folders can be...

CSRF vulnerability in simple-queue

simple-queue 1.4.6 and earlier does not require POST requests for multiple HTTP endpoints, resulting in cross-site request forgery CSRF vulnerabilities. These vulnerabilities allow attackers to change and reset the build queue order. simple-queue 1.4.7 requires POST requests for the affected HTTP...

Passwords stored in plain text by monitor-remote-job

monitor-remote-job 1.0 stores passwords unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These passwords can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. As of publication of this advisory, there ...

API keys stored and displayed in plain text by asakusa-satellite-plugin

asakusa-satellite-plugin 0.1.1 and earlier stores AsakusaSatellite API keys unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These API keys can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system...

API keys stored in plain text by vmanager-plugin

vmanager-plugin 4.0.0-282.v5096ac2db275 and earlier stores Verisium Manager vAPI keys unencrypted in job config.xml files on the Jenkins controller as part of its configuration. These API keys can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file syste...

Stored XSS vulnerability in AnchorChain

AnchorChain 1.0 does not limit URL schemes for links it creates based on workspace content, allowing the javascript: scheme. This results in a stored cross-site scripting XSS vulnerability exploitable by attackers able to control the input file for the Anchor Chain post-build step. As of...