PT-2026-87799 · Microsoft · Webp Image Extensions

CVE-2026-70351

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Published

2026-09-08

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Updated

2026-09-08

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Integer overflow or wraparound in Microsoft WebP Image Extension allows an unauthorized attacker to execute code over a network.

Fix

Integer Overflow

Heap Based Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2026-70351

Affected Products

Webp Image Extensions