What is CVE-2024-43044?

CVE-2024-43044 is a high-severity vulnerability in Jenkins, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 8.8/10. Published 2024-08-07.

How severe is CVE-2024-43044?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-43044 known to be exploited?

35 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Jenkins

CVE-2024-43044

Jenkins 2.470 and earlier, LTS 2.452.3 and earlier allows agent processes to read arbitrary files from the Jenkins controller file system by using the `ClassLoaderProxy#fetchJar` method in the Remoting library.

Published 2024-08-07 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.288 (98.1th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.288 · newest: 0.288 · change: 0.000

Affected products

Jenkins
Jenkins Project — versions 2.452.4, 2.462.1, 2.471

Weakness classification (CWE)

CWE-754 — Improper Check for Unusual or Exceptional Conditions

Public proof-of-concept exploits

References

www.jenkins.io/security/advisory/2024-08-07/ (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-43044?: CVE-2024-43044 is a high-severity vulnerability in Jenkins, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 8.8/10. Published 2024-08-07.
How severe is CVE-2024-43044?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-43044 known to be exploited?: 35 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.