CVE-2025-13327
Received Received - Intake
Code Execution via ZIP Parsing Flaw in uv Package Installer

Publication date: 2026-02-27

Last updated on: 2026-03-17

Assigner: Red Hat, Inc.

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.
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Meta Information
Published
2026-02-27
Last Modified
2026-03-17
Generated
2026-06-16
AI Q&A
2026-02-27
EPSS Evaluated
2026-06-14
NVD
CVE-2025-13327
EUVD
EUVD-2025-208130
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
astral uv to 0.9.6 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-1286 The product receives input that is expected to be well-formed - i.e., to comply with a certain syntax - but it does not validate or incorrectly validates that the input complies with the syntax.
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Executive Summary

This vulnerability is a flaw found in the uv package that allows an attacker to execute malicious code during the process of package resolution or installation.

It occurs through specially crafted ZIP archives that exploit differences in how these archives are parsed.

The attack requires user interaction to install a package controlled by the attacker.

Impact Analysis

This vulnerability can impact you by allowing an attacker to execute malicious code on your system if you install a specially crafted package.

Because the attack requires user interaction, the risk depends on whether a user installs a malicious package.

Successful exploitation can lead to high impact on confidentiality, integrity, and availability of your system.

Compliance Impact

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Detection Guidance

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Mitigation Strategies

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