Vulnerability in Jenkins

CVE-2024-23898

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 · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.672 (99.3th percentile), scored .

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-23898: held from 0.672 to 0.672.

EPSS over last 30 days · oldest: 0.672 · newest: 0.672 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-23898?
CVE-2024-23898 is a high-severity vulnerability in Jenkins, classified under Origin Validation Error. CVSS score: 8.8/10. Published 2024-01-24.
How severe is CVE-2024-23898?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-23898 known to be exploited?
9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.