CVE-2025-13327

Name: CVE-2025-13327
Creator: NVD / NIST
Published: 2026-02-27T08:17:04.043+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.15%

Last modified Jun 17, 2026

CVE-2025-13327 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A flaw was found in uv. This vulnerability allows an attacker to execute malicious code during package resolution or installation via specially crafted ZIP (Zipped Information Package) archives that exploit parsing differentials, requiring user interaction to install an attacker-controlled package.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

A flaw was found in uv. This vulnerability allows an attacker to execute malicious code during package resolution or installation via specially crafted ZIP (Zipped Information Package) archives that exploit parsing differentials, requiring user interaction to install an attacker-controlled package.

Metrics

CVSS 3.1

6.3/10

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

EPSS Probability

0.15%

4.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1286

Affected Software

Vendor	Product	Versions
Astral	Uv	< 0.9.6

References

https://access.redhat.com/security/cve/CVE-2025-13327Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2407263Issue Tracking
https://github.com/astral-sh/uvProduct
https://github.com/astral-sh/uv/commit/da659fee4898a73dbc75070f3e82d49f745e4628Patch
https://github.com/astral-sh/uv/security/advisories/GHSA-pqhf-p39g-3x64Vendor Advisory

Timeline

Published: Feb 27, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-13327?

How severe is CVE-2025-13327?

CVE-2025-13327 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.

How do I fix CVE-2025-13327?

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-2025-13327?

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

Scan your code now

Source: NVD / NIST