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CVE-2026-110067

Use-after-free in Microsoft Office Word

CVSS 3.1
8.8 high
EPSS
—
Published
·
Modified
Analyze CVE-2026-110067 with Vani AIImpact, affected versions, exploitation status, mitigations and detection

A use-after-free in Microsoft Office Word lets an attacker run code if a user opens a crafted document. The flaw is reachable over the network with no prior privileges, but the victim must interact with the file. Successful exploitation can give the attacker control of the user session on the affected Word installation. Microsoft has not listed affected builds.

What to do: Apply Microsoft's update for CVE-2026-110067. No workaround is stated.

ProductAffected
Microsoft Office Word—
Estimated exposure
No basis for an estimate.

Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.

Description · NVD

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

Weakness
CWE-416
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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