CVE-2026-122133
Mistral Vibe before 2.25.5 on Windows Untrusted Search Path RCE via git.exe
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
Mistral Vibe before 2.25.5 on Windows contains an untrusted search path vulnerability that allows attackers to execute code by placing git.exe in a repository root. Attackers can lure users into opening a crafted repository so SessionLogger and ProjectContextProvider run the malicious git.exe at session start before any trust prompt.
| CWE | CWE-427 |
| Vendor | mistralai |
| Product | mistral-vibe |
| Published | Nov 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
mistralai / mistral-vibe
0 < 2.25.5
References
github.com: https://github.com/mistralai/mistral-vibe/commit/c069ffa1e12fb5f2487b489217c40ab97721d553 github.com: https://github.com/mistralai/mistral-vibe github.com: https://github.com/mistralai/mistral-vibe/blob/v2.25.5/CHANGELOG.md?plain=1#L81 github.com: https://github.com/mistralai/mistral-vibe/releases/tag/v2.25.5 github.com: https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/system_prompt.py#L51-L64 github.com: https://github.com/mistralai/mistral-vibe/blob/v2.25.4/vibe/core/session/session_logger.py#L137-L141 vulncheck.com: https://www.vulncheck.com/advisories/mistral-vibe-before-2.25.5-on-windows-untrusted-search-path-rce-via-git-exe
Credits
Francisco Rosales (Manifold Security)