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High severity7.8NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-83919

CVE-2026-83919

Description

Heap-based buffer overflow in Microsoft Internet Messaging API allows an authorized attacker to execute code locally.

Affected products

1

Microsoft/Internet Messaging APIllm-fuzzy

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83919nvd

News mentions

0

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CVE-2026-83919 · High · VYPR