The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).

XML external entity (XXE) vulnerability in the create-job CLI command in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to read arbitrary files via a crafted job configuration that is then used in an "XML-aware tool," as demonstrated by get-job and update-job.

Jenkins before 1.638 and LTS before 1.625.2 do not properly verify the shared secret used in JNLP slave connections, which allows remote attackers to connect as slaves and obtain sensitive information or possibly gain administrative access by leveraging knowledge of the name of a slave.

The sidepanel widgets in the CLI command overview and help pages in Jenkins before 1.638 and LTS before 1.625.2 allow remote attackers to obtain sensitive information via a direct request to the pages.

The Fingerprints pages in Jenkins before 1.638 and LTS before 1.625.2 might allow remote attackers to obtain sensitive job and build name information via a direct request.

Directory traversal vulnerability in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to list directory contents and read arbitrary files in the Jenkins servlet resources via directory traversal sequences in a request to jnlpJars/.

Jenkins before 1.638 and LTS before 1.625.2 allow remote attackers to obtain sensitive information via a direct request to queue/api.

Jenkins LDAP Email Plugin transmits configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

XML external entity (XXE) vulnerability in CloudBees Jenkins before 1.600 and LTS before 1.596.1 allows remote attackers to read arbitrary XML files via an XPath query.

XML external entity (XXE) vulnerability in CloudBees Jenkins before 1.600 and LTS before 1.596.1 allows remote attackers to read arbitrary XML files via a crafted XML document.

Jenkins Aqua MicroScanner Plugin 1.0.7 and earlier transmitted configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

Jenkins Inedo BuildMaster Plugin 2.4.0 and earlier transmitted configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

Jenkins SourceGear Vault Plugin transmits configured credentials in plain text as part of job configuration forms, potentially resulting in their exposure.

Jenkins Aqua Security Scanner Plugin 3.0.17 and earlier transmitted configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

A session fixation vulnerability in Jenkins Gitlab Authentication Plugin 1.4 and earlier in GitLabSecurityRealm.java allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.

Jenkins Inedo ProGet Plugin 1.2 and earlier transmitted configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

Jenkins CVS Plugin 2.16 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

An improper authorization vulnerability exists in Jenkins Git Plugin version 3.7.0 and earlier in GitStatus.java that allows an attacker with network access to obtain a list of nodes and users.

Jenkins Repository Connector Plugin 1.2.6 and earlier transmits configured credentials in plain text as part of its global Jenkins configuration form, potentially resulting in their exposure.

Jenkins Logstash Plugin 2.3.1 and earlier transmits configured credentials in plain text as part of its global Jenkins configuration form, potentially resulting in their exposure.

Jenkins OpenShift Deployer Plugin 1.2.0 and earlier transmits configured credentials in plain text as part of its global Jenkins configuration form, potentially resulting in their exposure.

Jenkins Sonar Quality Gates Plugin 1.3.1 and earlier transmits configured credentials in plain text as part of its global Jenkins configuration form, potentially resulting in their exposure.

Jenkins Quality Gates Plugin 2.5 and earlier transmits configured credentials in plain text as part of its global Jenkins configuration form, potentially resulting in their exposure.

Jenkins before 1.586 does not set the HttpOnly flag in a Set-Cookie header for session cookies when run on Tomcat 7.0.41 or later, which makes it easier for remote attackers to obtain potentially sensitive information via script access to cookies.

Jenkins before 1.586 does not set the secure flag on session cookies when run on Tomcat 7.0.41 or later, which makes it easier for remote attackers to capture cookies by intercepting their transmission within an HTTP session.

Jenkins S3 publisher Plugin 0.11.4 and earlier transmits configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

Jenkins before 1.583 and LTS before 1.565.3 allows remote attackers to enumerate user names via vectors related to login attempts.

The loadUserByUsername function in hudson/security/HudsonPrivateSecurityRealm.java in Jenkins before 1.551 and LTS before 1.532.2 allows remote attackers to determine whether a user exists via vectors related to failed login attempts.

A arbitrary file read vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in the Stapler web framework's org/kohsuke/stapler/Stapler.java that allows attackers to send crafted HTTP requests returning the contents of any file on the Jenkins master file system that the Jenkins master has access to.

A vulnerability exists in Jenkins 2.137 and earlier, 2.121.2 and earlier in XStream2.java that allows attackers to have Jenkins resolve a domain name when deserializing an instance of java.net.URL.

Jenkins Email Extension Plugin 2.72 and 2.73 transmits and displays the SMTP password in plain text as part of the global Jenkins configuration form, potentially resulting in its exposure.

Jenkins Azure AD Plugin 1.1.2 and earlier transmits configured credentials in plain text as part of the global Jenkins configuration form, potentially resulting in their exposure.

The input control in PasswordParameterDefinition in Jenkins before 1.551 and LTS before 1.532.2 allows remote attackers to obtain passwords by reading the HTML source code, related to the default value.

An improper authorization vulnerability exists in Jenkins versions 2.106 and earlier, and LTS 2.89.3 and earlier, that allows an attacker to have Jenkins submit HTTP GET requests and get limited information about the response.

An improper authorization vulnerability exists in Jenkins Subversion Plugin version 2.10.2 and earlier in SubversionStatus.java and SubversionRepositoryStatus.java that allows an attacker with network access to obtain a list of nodes and users.

An improper authorization vulnerability exists in Jenkins Mercurial Plugin version 2.2 and earlier in MercurialStatus.java that allows an attacker with network access to obtain a list of nodes and users.

An exposure of sensitive information vulnerability exists in Jenkins Perforce Plugin version 1.3.36 and older in PerforcePasswordEncryptor.java that allows attackers with local file system access to obtain encrypted Perforce passwords and decrypt them.

Jenkins project Jenkins AWS CodeDeploy Plugin version 1.19 and earlier contains a File and Directory Information Exposure vulnerability in AWSCodeDeployPublisher.java that can result in Disclosure of environment variables. This vulnerability appears to have been fixed in 1.20 and later.

An improper input validation vulnerability exists in Jenkins versions 2.106 and earlier, and LTS 2.89.3 and earlier, that allows an attacker to access plugin resource files in the META-INF and WEB-INF directories that should not be accessible, if the Jenkins home directory is on a case-insensitive file system.

An exposure of sensitive information vulnerability exists in Jenkins 2.115 and older, LTS 2.107.1 and older, in CLICommand.java and ViewOptionHandler.java that allows unauthorized attackers to confirm the existence of agents or views with an attacker-specified name by sending a CLI command to Jenkins.

Directory traversal vulnerability in the TAP plugin before 1.25 in Jenkins allows remote attackers to read arbitrary files via an unspecified parameter.

Jenkins 2.335 through 2.355 (both inclusive) allows attackers in some cases to bypass a protection mechanism, thereby directly accessing some view fragments containing sensitive information, bypassing any permission checks in the corresponding view.

In Jenkins 2.355 and earlier, LTS 2.332.3 and earlier, an observable timing discrepancy on the login form allows distinguishing between login attempts with an invalid username, and login attempts with a valid username and wrong password, when using the Jenkins user database security realm.

Jenkins Embeddable Build Status Plugin 2.0.3 and earlier does not correctly perform the ViewStatus permission check in the HTTP endpoint it provides for "unprotected" status badge access, allowing attackers without any permissions to obtain the build status badge icon for any attacker-specified job and/or build.

Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about other projects' SCM contents.

Jenkins REPO Plugin 1.14.0 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about other projects' SCM contents.

Jenkins Git Plugin 4.11.1 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about other projects' SCM contents.

Jenkins Conjur Secrets Plugin 1.0.9 and earlier implements functionality that allows attackers able to control agent processes to retrieve all username/password credentials stored on the Jenkins controller.

Jenkins Conjur Secrets Plugin 1.0.9 and earlier implements functionality that allows attackers able to control agent processes to decrypt secrets stored in Jenkins obtained through another method.

jenkins-email-ext before version 2.57.1 is vulnerable to an Information Exposure. The Email Extension Plugins is able to send emails to a dynamically created list of users based on the changelogs, like authors of SCM changes since the last successful build. This could in some cases result in emails being sent to people who have no user account in Jenkins, and in rare cases even people who were not involved in whatever project was being built, due to some mapping based on the local-part of email addresses.