CVE-2024-23897
CriticalExploitedPublic exploitArbitrary file read vulnerability through the Jenkins CLI can lead to RCE
Published Jan 24, 2024 · Updated Sep 8, 2026 · Also known as BIT-jenkins-2024-23897, GHSA-6f9g-cxwr-q5jr
Key Facts
Patch immediately- CVE-2024-23897 is a critical-severity vulnerability (CVSS 9.3 v4) affecting Jenkins, org.jenkins-ci.main:jenkins-core (maven).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 30, 2024 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 100% probability of exploitation in the next 30 days.
- Fixed versions are available, including Jenkins 0:2.426.3.1706516254-3.el8, Jenkins 2.452.1, Jenkins 2.426.3.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v4
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A
EPSS (30-day exploit likelihood)
100%
Higher than 99.9% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2024-23897 brief as a PDF
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Description
Jenkins 2.441 and earlier, LTS 2.426.2 and earlier does not disable a feature of its CLI command parser that replaces an '@' character followed by a file path in an argument with the file's contents, allowing unauthenticated attackers to read arbitrary files on the Jenkins controller file system.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Aug 19, 2024 | Sep 9, 2024 | Known |
| Industry KEV feed | Jan 30, 2024 | Sep 9, 2024 | Known |
| CIRCL KEV | Jan 30, 2024 | Sep 9, 2024 | Known |
| ENISA EUVD | Aug 19, 2024 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
17 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| JenkinsJenkins | See advisory | 2.442 |
| org.jenkins-ci.main:jenkins-coremaven | >= 1.606 | 2.440.1 |
Patched Releases
Jenkins
0:2.426.3.1706516254-3.el8, 2.452.1, 2.426.3, 2.442
org.jenkins-ci.main:jenkins-core
2.426.3, 2.440.1, 2.442
Timeline
Publicly disclosed
Jan 24, 2024
Added to Industry KEV feed
Jan 30, 2024
Added to CIRCL KEV
Jan 30, 2024
Added to CISA KEV
Aug 19, 2024
Added to ENISA EUVD
Aug 19, 2024
Last updated
Sep 8, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
- CWE-27 Path Traversal: 'dir/../../filename'
- CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
References
- advisoryhttp://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-23897-Scanner.html
- advisoryRHSA-2024:0775
- advisoryRHSA-2024:0776
- advisoryRHSA-2024:0778
- advisoryGHSA advisory
FAQ
Common Questions.
Jenkins 2.441 and earlier, LTS 2.426.2 and earlier does not disable a feature of its CLI command parser that replaces an '@' character followed by a file path in an argument with the file's contents, allowing unauthenticated attackers to read arbitrary files on the Jenkins controller file system.
Affected: Jenkins; org.jenkins-ci.main:jenkins-core (maven) versions >= 1.606. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jan 30, 2024 and is known to be used in ransomware campaigns.
Yes. It was added on Aug 19, 2024 with a federal remediation due date of Sep 9, 2024.
Public exploit code is available.
Fixed versions are available, including Jenkins 0:2.426.3.1706516254-3.el8, Jenkins 2.452.1, Jenkins 2.426.3.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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