CVE-2026-85899

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate…

Risk score: 49/100
CVSS: 8.1 v3.1
Published: 29 Oct 2026

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What to know

What it is: Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges over a network.
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 8.1 high

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85899

Original description

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to elevate privileges over a network.

Last activity 29 Oct 2026. Patch Forecast updates every hour.