CVE-2026-85892 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Microsoft Edge (Chromium-based)

affected

Version	Status	Constraints
`1.0.0.0`	affected	< 152.0.4191.66

No data.

No data.

No data.

Project Subscriptions

Vendors	Products
Microsoft Subscribe	Edge Chromium Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

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

History

Mon, 14 Sep 2026 21:00:00 +0000

Type	Values Removed	Values Added
Description		Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges locally.
Title		Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
First Time appeared		Microsoft Microsoft edge Chromium
Weaknesses		CWE-362
CPEs		cpe:2.3:a:microsoft:edge_chromium::::::::
Vendors & Products		Microsoft Microsoft edge Chromium
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85892
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-09-14T17:29:23.390Z

Updated: 2026-09-14T22:47:02.294Z

Reserved: 2026-09-04T18:18:19.328Z

Link: CVE-2026-85892

Vulnrichment

Updated: 2026-09-14T19:14:59.302Z

NVD

Status : Received

Published: 2026-09-14T18:20:19.343

Modified: 2026-09-14T20:17:00.090

Link: CVE-2026-85892

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-362

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