Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Microsoft
  • Edge Chromium

No data.

No data.

References
Link Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57981 cve-icon
History

Mon, 06 Jul 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 03 Jul 2026 20:45:00 +0000

Type Values Removed Values Added
Description Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.
Title Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft edge Chromium
Weaknesses CWE-416
CPEs cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft edge Chromium
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-07-03T20:35:20.280Z

Updated: 2026-07-08T20:43:33.685Z

Reserved: 2026-06-26T17:45:44.854Z

Link: CVE-2026-57981

cve-icon Vulnrichment

Updated: 2026-07-06T11:33:03.969Z

cve-icon NVD

No data.

cve-icon Redhat

No data.