{"id":"CVE-2024-23898","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-23898","generatedAt":"2026-11-04T22:24:01.962Z","title":"Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability,…","description":"Jenkins 2.217 through 2.441 (both inclusive), LTS 2.222.1 through 2.426.2 (both inclusive) does not perform origin validation of requests made through the CLI WebSocket endpoint, resulting in a cross-site WebSocket hijacking (CSWSH) vulnerability, allowing attackers to execute CLI commands on the Jenkins controller.","published":"2024-01-24T18:15:09.000Z","lastModified":"2026-06-17T07:13:50.000Z","status":"Modified","sourceIdentifier":"jenkinsci-cert@googlegroups.com","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-346"],"affected":["jenkins/jenkins"],"epss":{"score":0.67151,"percentile":0.99301,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 67.2%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2024/01/24/6","source":"jenkinsci-cert@googlegroups.com"},{"url":"https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3315","tags":["Vendor Advisory"],"source":"jenkinsci-cert@googlegroups.com"},{"url":"https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/","source":"jenkinsci-cert@googlegroups.com"},{"url":"http://www.openwall.com/lists/oss-security/2024/01/24/6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3315","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-23898","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}