CVE-2026-122135

High

Description

Mistral Vibe before 3.0.3 contains a remote code execution vulnerability that allows attackers to run commands by abusing repository-configured gpg.program during project context collection. A crafted repository setting gpg.program and log.showSignature with a signed commit makes git log execute the attacker's program at session start, before any trust prompt.

SeverityHigh

CVSS8.8

Exploit probability—

ProductMistralai Mistral-vibe

PublishedNov 4, 2026

First seenNov 4, 2026

Weakness typeCWE-829CWE-829

How to fix

Update

mistralai mistral-vibe3.0.3 or later

Patches

github.com/mistralai/mistral-vibe/commit/7bb48f213ac677f943d5c791199ed3dddf302f00

Vendor advisories

Affected products

Product	Affected versions	Fixed in
mistralai mistral-vibe	v < 3.0.3	3.0.3

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