What’s Vulnerable › Vulnerabilities

CVE-2025-13327: Uv: uv: specially crafted zip archives lead to arbitrary code execution due to parsing differentials

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-27 · updated 2026-10-29
• Weakness: CWE-1286

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.

Affected products

• Astral Uv: before 0.9.6 — fixed in 0.9.6
• astral-sh uv: before 0.9.6 — fixed in 0.9.6
• Red Hat AI Inference Server: all versions
• Red Hat OpenShift AI 3.0: all versions — fixed in 1793041981
• Red Hat OpenShift AI (RHOAI): all versions

How to fix

Upgrade to a fixed version: Astral Uv 0.9.6; astral-sh uv 0.9.6; Red Hat OpenShift AI 3.0 1793041981. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2026:91219
• https://access.redhat.com/errata/RHSA-2026:91232
• https://access.redhat.com/errata/RHSA-2026:91236
• https://access.redhat.com/security/cve/CVE-2025-13327
• https://bugzilla.redhat.com/show_bug.cgi?id=2407263
• https://github.com/astral-sh/uv
• https://github.com/astral-sh/uv/commit/da659fee4898a73dbc75070f3e82d49f745e4628
• https://github.com/astral-sh/uv/security/advisories/GHSA-pqhf-p39g-3x64

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