CVE-2026-85892 — HIGH (7.8)

Vulnerability Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-362

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85892

FAQ

What is CVE-2026-85892?

CVE-2026-85892 is a vulnerability with a CVSS score of 7.8 (HIGH). Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.

How severe is CVE-2026-85892?

CVE-2026-85892 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-85892?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.