CVE-2026-58299: Microsoft Edge for Android Remote Code Execution Vulnerability
Microsoft Edge for Android Remote Code Execution Vulnerability
Other sources
Time-of-check time-of-use (toctou) race condition in Microsoft Edge for Android allows an unauthorized attacker to execute code over a network.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 150.0.4078.48
Event History
Frequently Asked Questions
What is the severity of CVE-2026-58299?
CVE-2026-58299 has a high severity rating of 7.5, indicating a serious risk to users.
How do I fix CVE-2026-58299?
To mitigate CVE-2026-58299, ensure that Microsoft Edge for Android is updated to the latest version provided by Microsoft.
What type of vulnerability is CVE-2026-58299?
CVE-2026-58299 is classified as a remote code execution vulnerability that arises from a race condition.
What could an attacker achieve with CVE-2026-58299?
An attacker exploiting CVE-2026-58299 could execute unauthorized code on a device running Microsoft Edge for Android.
Is CVE-2026-58299 specific to any software?
Yes, CVE-2026-58299 specifically affects Microsoft Edge for Android as part of its Chromium-based implementation.