CVE-2024-23897
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…
Browse: All 2024 CVEs · All vendors
- CVSS score
- 9.8 Critical
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- CISA KEV
- Yes — actively exploited (added 2024-08-19, remediation due 2024-09-09)
- Ransomware
- Known ransomware campaign use
- Weakness (CWE)
- CWE-22, CWE-27
- Published
- 2024-01-24
- Last modified
- 2026-06-17
- NVD status
- Analyzed
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.
Affected products
- jenkins jenkins
Affected ranges per NVD CPE data; confirm exact versions in the vendor advisory.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Federal remediation deadline: 2024-09-09.
How to prioritize this
This vulnerability is on the CISA KEV list, meaning it is being actively exploited — treat it as urgent regardless of the raw CVSS number. Use the live CVE lookup for the latest NVD data, and the CVSS 3.1 calculator to model your own environmental score.
References
- http://packetstormsecurity.com/files/176839/Jenkins-2.441-LTS-2.426.3-CVE-2024-23897-Scanner.html
- http://packetstormsecurity.com/files/176840/Jenkins-2.441-LTS-2.426.3-Arbitrary-File-Read.html
- http://www.openwall.com/lists/oss-security/2024/01/24/6
- https://www.jenkins.io/security/advisory/2024-01-24/#SECURITY-3314
- https://www.sonarsource.com/blog/excessive-expansion-uncovering-critical-security-vulnerabilities-in-jenkins/
- https://www.vicarius.io/vsociety/posts/the-anatomy-of-a-jenkins-vulnerability-cve-2024-23897-revealed-1
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-23897
FAQ
Is CVE-2024-23897 actively exploited?
Yes. CISA added CVE-2024-23897 to its Known Exploited Vulnerabilities (KEV) catalog on 2024-08-19, with a federal remediation deadline of 2024-09-09. A KEV listing means real-world exploitation is confirmed, so patching this should be prioritized above many higher-CVSS bugs that aren't being exploited.
What is the CVSS score of CVE-2024-23897?
CVE-2024-23897 has a CVSS base score of 9.8 (Critical). Its vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Related vulnerabilities
- CVE-2017-1000353 — Jenkins Jenkins
- CVE-2015-5317 — Jenkins Jenkins User Interface (UI)
- CVE-2019-1003029 — Jenkins Script Security Plugin
- CVE-2019-1003030 — Jenkins Matrix Project Plugin
- CVE-2018-1000861 — Jenkins Jenkins Stapler Web Framework
- CVE-2026-66384 — JFrog Artifactory
Data source: NVD & CISA KEV. Shown as-is; nothing added. Last generated from NVD data — re-check the live tool for updates.
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