CVE-2026-93993

Mistral Vibe before 2.25.5 Remote Code Execution via git post-checkout

8.6 HighFix available

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Active

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.77%Up 0.2 points since Sep 20, 2026

What each source reports

CVE List Score used 8.6

Mistral Vibe before 2.25.5 Remote Code Execution via git post-checkout

Record: CVE-2026-93993
CVSS 4.0: 8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-829
Updated: 2026-11-02

EUVDEUVD-2026-83621 8.6

Record: EUVD-2026-83621
CVSS 4.0: 8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-92v2-hh9v-6vj5 8.6

Mistral Vibe before 2.25.5 contains a remote code execution vulnerability in the worktree...

Record: GHSA-92v2-hh9v-6vj5
CVSS 4.0: 8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-829
Updated: 2026-11-02

NVD 8.6

Record: CVE-2026-93993
CVSS 4.0: 8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-829
Updated: 2026-11-02

OSV 8.6

Mistral Vibe before 2.25.5 Remote Code Execution via git post-checkout

Record: CVE-2026-93993
CVSS 4.0: 8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness: CWE-829
Updated: 2026-11-02

OSVopenSUSE-SU-2026:11900-1 No score

mistral-vibe-2.25.8-1.1 on GA media

These are all security issues fixed in the mistral-vibe-2.25.8-1.1 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2026:11900-1
Updated: 2026-11-02

Affected products

mistralai mistral-vibe

Affected packages

Affected packages
Package	Affected	Fixed
`mistral-vibe` openSUSE:Tumbleweed	before 2.25.8-1.1	2.25.8-1.1

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-93993 is a high vulnerability (CVSS 8.6) in Mistralai Mistral-vibe, published September 19, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.77%, the 55th percentile. Fixed in mistral-vibe 2.25.8-1.1.

References

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