CVE-2025-66249

Name: CVE-2025-66249
Creator: NVD / NIST
Published: 2026-03-13T19:53:52.757+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2025-66249 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Livy. This issue affects Apache Livy: from 0.3.0 before 0.9.0. The vulnerability can only be exploited with non-default Apache Livy Server settings. If the configuration value "livy.file.local-dir-whitelist" is set to a non-default value, the directory checking can be bypassed. Users are recommended to upgrade to version 0.9.0, which fixes the issue.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Apache Livy. This issue affects Apache Livy: from 0.3.0 before 0.9.0. The vulnerability can only be exploited with non-default Apache Livy Server settings. If the configuration value "livy.file.local-dir-whitelist" is set to a non-default value, the directory checking can be bypassed. Users are recommended to upgrade to version 0.9.0, which fixes the issue.

Metrics

CVSS 3.1

6.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS Probability

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Apache	Livy	>= 0.3.0, < 0.9.0

References

https://lists.apache.org/thread/1xwphsfn4jbtym4k4o0zlvwfogwqwwc3Mailing List, Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/03/12/2Mailing List, Third Party Advisory

Timeline

Published: Mar 13, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-66249?

How severe is CVE-2025-66249?

CVE-2025-66249 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2025-66249?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-66249?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST