CVE-2026-114109

HIGH
MEDIUM Priority: 0.03 BB Relevance: 77/100
Published: 2026-10-21 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction Conf. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
AT: None
VC: High
VI: None
VA: None

Description

uv before 0.11.15 contains a path traversal vulnerability that allows malicious wheels to write files outside the scripts directory via crafted console_scripts or gui_scripts entry point names. Attackers who induce users to install a malicious wheel can place executables in PATH directories, shadowing or overwriting existing binaries for code execution.

Weakness Classification (1)

Affected Software (4)

VendorProductVersion
astral-sh uv 0 < 0.11.15
astral-sh uv 0 < 0.11.15
astral-sh uv 0 < 0.11.15
astral-sh uv 0 < 0.11.15

Bug Bounty Relevance

77 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

8.7 / 10.0 v4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

EPSS — Exploitation Probability

0.38%
Raw Score 0.003820
Percentile 32.1%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00382
2026-10-28
0.00382

Intelligence Sources

mitre ref →
nvd ref →