CVE-2026-77906: Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

PriorityP355high8.8CVSS 3.1

AVNACLPRNUIRSUCHIHAH

EPSS

0.82%

56.8th percentile

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
microsoft	microsoft_visual_studio_2026_version_18.9	>= 18.9.0 < 18.9.3	18.9.3
microsoft	visual_studio_2026	>= 18.9.0 < 18.9.3	18.9.3

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