CVE-2026-41082

HIGH
MEDIUM Priority: 0.02 BB Relevance: 41/100
Published: 2026-04-16 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Low Complexity No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: Low
PR: None
UI: Required
S: Unchanged
C: High
I: High
A: High

Description

In OCaml opam before 2.5.1, a .install field containing a destination filepath can use ../ to reach a parent directory.

Weakness Classification (2)

Affected Software (3)

VendorProductVersion
debian debian_linux 11.0
ocaml opam < 2.5.1
redhat enterprise_linux 10.0

Bug Bounty Relevance

41 / 100
✓ No authentication
✓ Low complexity

CVSS Score

7.8 / 10.0 v3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.21%
Raw Score 0.002050
Percentile 10.5%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00205
2026-10-28
0.00205

Intelligence Sources

nvd ref →