CVE-2026-58596

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Published Jul 12, 2026 CVSS 3.1 · 8.3 High EPSS < 1% KEV · Not listed
Description
Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Untrusted pointer dereference in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.
Title Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft edge Chromium
Weaknesses CWE-822
CPEs cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft edge Chromium
References
Metrics cvssV3_1

{'score': 8.3, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Nov 10, 2026, 10:40 PM
Reserved
Jul 1, 2026, 6:03 PM
Status
Analyzed
Published
Jul 12, 2026, 4:16 PM
Modified
Oct 24, 2026, 10:10 PM