CVE-2024-23897

Jenkins Command Line Interface (CLI) Path Traversal Vulnerability

Critical 9.8
Exploited: added to CISA KEV 19 Aug 2024
Used in ransomware campaigns

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.

Key facts

Published: 24 Jan 2024
Last changed: 21 Oct 2025
Assigned by: jenkins
KEV added: 19 Aug 2024
KEV fix due: 9 Sep 2024
Used in ransomware: Yes, according to CISA
EPSS: 99.999% likely to be exploited in the next 30 days, higher than 99.995% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: active; Automatable: yes; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

9.8CVSS 3.1, Criticalfrom CISA (ADP container)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Jenkins Project	Jenkins	Default status: affected 0 up to but excluding 1.606 (unaffected) 2.442 up to but excluding * (unaffected) 2.426.3 up to but excluding 2.426.* (unaffected) 2.440.1 up to but excluding 2.440.* (unaffected)