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A flaw was found in uv. This vulnerability allows an attacker to execute malicious code during package…

CVSS 3.1 · [email protected] · Secondary 6.3 MEDIUMCVSS 3.1 · [email protected] · Primary 6.3 MEDIUMCheck source for fixed versionsKEV status unknown

Historical advisory recorded 6 Nov 2026 05:36:44 UTC. Read the latest advisory.

nvd · CVE-2025-13327

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

nvd · CVE-2025-13327

Published

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 …

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.

Additional publisher context

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Modified

Weakness classifications: CWE-1286 · NVD-CWE-noinfo

Original publisher date fields

published: 2026-02-27T08:17:04.043

lastModified: 2026-11-04T06:16:56.450

1 source CPE criteria · context only
  • cpe:2.3:a:astral:uv:*:*:*:*:*:python:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Source published
27 Feb 2026 08:17:04 UTC
Source modified
4 Nov 2026 06:16:56 UTC
Saved here
6 Nov 2026 05:36:44 UTC
Source terms
NIST NVD usage terms; underlying source attribution retained

Original source record · Cite this exact observation · Complete original publisher JSON

Source: nvd · NIST NVD usage terms; underlying source attribution retained. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · [email protected] · Secondary · 6.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

CVSS 3.1 · [email protected] · Primary · 6.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H

ChangeIntel

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Sources read 15 Nov 22:09 UTC · 274 of 275 readable · 268 fully read · documentation 469/469 current