CVE-2025-29795 Microsoft Edge (Chromium-based) Update Elevation of Privilege Vulnerability
An authorized local attacker can elevate privileges via improper link resolution in Microsoft Edge Update Setup.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-29795?
CVE-2025-29795 is a high-severity path traversal vulnerability in Microsoft Edge Update Setup, published on 23 Mar 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper link resolution before file access ('link following') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.
Weakness: CWE-59
Which versions are affected by CVE-2025-29795?
It affects 1 product.
Products include Microsoft Edge Update.
How do I fix CVE-2025-29795?
No fix has been published for CVE-2025-29795 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-2025-29795 being exploited?
There is no known exploitation of CVE-2025-29795 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Edge Update Setup
Sources
Also known as GHSA-qc66-3q9c-grv6.