CVE-2026-93993CWE-829

CVE-2026-93993

High · published September 20, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
55.2
In the wild
Unconfirmed
What it is

Mistral Vibe before 2.25.5 contains a remote code execution vulnerability in the worktree creation process that executes git hooks before trust validation. Attackers can supply a repository with a crafted post-checkout hook that executes arbitrary shell commands with the privileges of the user running Vibe.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
8.6 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00772 · 55.2th percentile
Weakness
CWE-829 · Inclusion of Functionality from Untrusted Control Sphere
Published
2026-09-20T03:17Z
References (7)
https://github.com/mistralai/mistral-vibe · [email protected]https://github.com/mistralai/mistral-vibe/blob/19b5b74faa78d0816b8d4d4c7d7543fc3520678c/vibe/core/git/repo.py#L411-L431 · [email protected]https://github.com/mistralai/mistral-vibe/commit/c069ffa1e12fb5f2487b489217c40ab97721d553 · [email protected]https://github.com/mistralai/mistral-vibe/issues/996 · [email protected]https://github.com/mistralai/mistral-vibe/releases/tag/v2.25.5 · [email protected]https://www.vulncheck.com/advisories/mistral-vibe-before-2.25.5-remote-code-execution-via-git-post-checkout · [email protected]https://github.com/mistralai/mistral-vibe/issues/996 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 21 SEP 03:37Z
    EPSS moved — → 1%
    epss
  • 19 SEP 22:58Z
    Mistral Vibe before 2.25.5 Remote Code Execution via git post-checkout
    cvelistv5