The Plugins Manager in Jenkins before 1.640 and LTS before 1.625.2 does not verify checksums for plugin files referenced in update site data, which makes it easier for man-in-the-middle attackers to execute arbitrary code via a crafted plugin.

Affected: Maven: org.jenkins-ci.main:jenkins-core

The Plugins Manager in Jenkins before 1.640 and LTS before 1.625.2 does not verify checksums for plugin files referenced in update site data, which makes it easier for man-in-the-middle attackers to execute arbitrary code via a crafted plugin.

commons-fileupload: Arbitrary file upload via deserialization stapler-adjunct-zeroclipboard: multiple cross-site scripting (XSS) flaws jenkins: denial of service (SECURITY-87) jenkins: username discovery (SECURITY-110) jenkins: job configuration issues (SECURITY-127, SECURITY-128) jenkins: directory traversal flaw (SECURITY-131) jenkins: remote code execution flaw (SECURITY-150) jenkins: plug-in code can be downloaded by anyone with read access (SECURITY-155) jenkins: password exposure in DOM (SECURITY-138) jenkins: cross-site scripting flaw in Jenkins core (SECURITY-143) jenkins: Combination filter Groovy script unsecured (SECURITY-125) jenkins: directory traversal from artifacts via symlink (SECURITY-162) jenkins: update center metadata retrieval DoS attack (SECURITY-163) jenkins: HudsonPrivateSecurityRealm allows creation of reserved names (SECURITY-166) jenkins: Reflective XSS vulnerability (SECURITY-171, SECURITY-177) jenkins: Reflective XSS vulnerability (SECURITY-171, SECURITY-177) jenkins: forced API token change (SECURITY-180) jenkins: Project name disclosure via fingerprints (SECURITY-153) jenkins: Public value used for CSRF protection salt (SECURITY-169) jenkins: XXE injection into job configurations via CLI (SECURITY-173) jenkins: Secret key not verified when connecting a slave (SECURITY-184) jenkins: Information disclosure via sidepanel (SECURITY-192) jenkins: Local file inclusion vulnerability (SECURITY-195) jenkins: API tokens of other users available to admin…