CVE-2026-58300 Microsoft Edge for Android Information Disclosure Vulnerability
An absolute path traversal flaw in Microsoft Edge for Android allows attackers to disclose local information.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-58300?
CVE-2026-58300 is a medium-severity path traversal vulnerability in Microsoft Edge Chromium, published on 3 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Absolute path traversal in Microsoft Edge for Android allows an unauthorized attacker to disclose information locally.
Weakness: CWE-36
Which versions are affected by CVE-2026-58300?
It affects 1 product.
Products include Microsoft Edge Chromium.
How do I fix CVE-2026-58300?
No fix has been published for CVE-2026-58300 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-2026-58300 being exploited?
There is no known exploitation of CVE-2026-58300 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Edge Chromium
- CVE-2024-21326 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2023-35618 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2023-36735 Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
- CVE-2022-33649 Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
- CVE-2026-58289 Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Sources
Also known as GHSA-h677-5v32-7m48.