CVE-2026-87988 Path traversal in mistral-vibe
Attackers can bypass workspace restrictions to access files outside the active directory due to missing path validation in allowed commands.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-87988?
CVE-2026-87988 is a critical path traversal vulnerability in mistralai mistral-vibe, published on 11 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An arbitrary file access vulnerability in Mistral Vibe allows an attacker to bypass workspace restrictions through commands classified as unconditionally allowed. Missing path validation for these commands enables access to files outside the active workspace without user approval.
Weakness: CWE-732
Which versions are affected by CVE-2026-87988?
How do I fix CVE-2026-87988?
No fix has been published for CVE-2026-87988 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-87988 being exploited?
There is no known exploitation of CVE-2026-87988 in the wild and no public exploit code.
Sources
Also known as GHSA-2pcm-jhmp-6w2f.