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Critical · 9.3 CVE-2026-113364 EUVD-2026-119798GHSA-9cm3-cgv8-62mc

Buffer Overflow in the data receiving process in NEC Corporation WebSAM WinShare Ver 7.5.0 and earlier, Ver 7.6.0 and Ver 7.7.0 through 7.7…

Published Nov 9, 2026 · Updated Nov 10, 2026 · Assigned by NEC

Description

Buffer Overflow in the data receiving process in NEC Corporation WebSAM WinShare Ver 7.5.0 and earlier, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 on Windows allows a remote unauthenticated attacker to execute arbitrary code with SYSTEM privileges via a crafted packet with a malformed data size value in the protocol header.

Affected products

VendorProductAffectedFixed
NEC WebSAM WinShare Ver 7.5.0 and earlier, Ver 7.6.0 and Ver 7.7.0 through 7.7.2 —

References