CVE-2022-21970 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Medium 6.1 Published 11 Jan 2022 Updated 2 Jan 2025

An attacker can exploit this vulnerability in Microsoft Edge to elevate privileges on the affected system.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2022-21970?

CVE-2022-21970 is a medium-severity vulnerability in Microsoft Edge Chromium, published on 11 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Weakness: CWE-269

Which versions are affected by CVE-2022-21970?

It affects 1 product.

Products include Microsoft Edge Chromium.

How do I fix CVE-2022-21970?

No fix has been published for CVE-2022-21970 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-21970 being exploited?

There is no known exploitation of CVE-2022-21970 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Microsoft Edge Chromium vulnerabilities

Sources

Also known as GHSA-66r4-h3rj-rhfx.