CVE-2026-87985CWE-184

CVE-2026-87985

published September 11, 2026

CVSS
10.0
EPSS
1%
Percentile
46.2
In the wild
Unconfirmed
What it is

An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using ANSI-C quoted arguments. These arguments are not properly inspected, enabling a crafted allowlisted command to execute arbitrary code on the user's system without approval.

The record
Technical detail
CVSS
10.0 · NONE
CVSS v4.0
10.0 · 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
EPSS
0.00564 · 46.2th percentile
Weakness
CWE-184 · Incomplete List of Disallowed Inputs
Published
2026-09-11T19:17Z
References (1)
https://www.hiddenlayer.com/sai-security-advisory/2026-09-mistral-vibe3 · 6f8de1f0-f67e-45a6-b68f-98777fdb759c
EPSS history
Timeline
  • 13 SEP 03:23Z
    EPSS moved — → 0%
    epss
  • 11 SEP 14:26Z
    An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using ANSI-C quoted arguments
    cvelistv5