Skip to content

[GHSA-m93j-546h-jwjv] An arbitrary code execution vulnerability in Mistral Vibe... #10445

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
portyu9 wants to merge 1 commit into
base: portyu9/advisory-improvement-10445
Choose a base branch
from
+28 −3
Open

[GHSA-m93j-546h-jwjv] An arbitrary code execution vulnerability in Mistral Vibe... #10445

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
31 changes: 28 additions & 3 deletions advisories/unreviewed/2026/09/GHSA-m93j-546h-jwjv/GHSA-m93j-546h-jwjv.json
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,24 +1,49 @@
{
"schema_version": "1.4.0",
"id": "GHSA-m93j-546h-jwjv",
"modified": "2026-09-11T15:32:42Z",
"modified": "2026-09-11T15:32:43Z",
"published": "2026-09-11T15:32:42Z",
"aliases": [
"CVE-2026-87986"
],
"summary": "Mistral Vibe shell permission bypass via incomplete command parsing allows arbitrary code execution",
"details": "An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using shell constructs it's parser cannot interpret. Unparsed portions are omitted from inspection, enabling embedded commands to execute on the user's system without approval.",
"severity": [
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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"
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"
}
],
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "mistral-vibe"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.3.4"
},
{
"fixed": "2.25.4"
}
]
}
]
}
],
"affected": [],
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87986"
},
{
"type": "PACKAGE",
"url": "https://github.com/mistralai/mistral-vibe/blob/v2.25.3/vibe/core/tools/builtins/bash.py?utm_source=chatgpt.com#L50-L76"
},
{
"type": "WEB",
"url": "https://www.hiddenlayer.com/sai-security-advisory/2026-09-mistral-vibe4"
Expand Down
Loading