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CVE-2026-88090

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

CVSS 3.1 5.4 MEDIUMCheck source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 30 Oct 2026 22:45:26 UTC. Read the latest advisory.

cve-program · CVE-2026-88090

Published

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-88090

Published

Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges over a network.

Source published
29 Oct 2026 15:21:48 UTC
Source modified
30 Oct 2026 19:15:03 UTC
Saved here
30 Oct 2026 22:45:26 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 15 Nov 14:48 UTC · 256 of 275 readable · 252 fully read · documentation 469/469 current

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