CVE-2025-13327
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
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| astral | uv | to 0.9.6 (exc) |
Helpful Resources
Exploitability
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
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.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know