CVE-2026-58299 — HIGH (7.5)

Q: What is CVE-2026-58299?

CVE-2026-58299 is a vulnerability with a CVSS score of 7.5 (HIGH). Time-of-check time-of-use (toctou) race condition in Microsoft Edge for Android allows an unauthorized attacker to execute code over a network.

Q: How severe is CVE-2026-58299?

CVE-2026-58299 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-58299?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium, Google Android.

Vulnerability Description

Time-of-check time-of-use (toctou) race condition in Microsoft Edge for Android allows an unauthorized attacker to execute code over a network.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Microsoft	Edge Chromium	< 150.0.4078.48
Google	Android	-

Related Weaknesses (CWE)

CWE-367

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58299Vendor Advisory

FAQ

What is CVE-2026-58299?

CVE-2026-58299 is a vulnerability with a CVSS score of 7.5 (HIGH). Time-of-check time-of-use (toctou) race condition in Microsoft Edge for Android allows an unauthorized attacker to execute code over a network.

How severe is CVE-2026-58299?

CVE-2026-58299 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-58299?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium, Google Android.