Snap7 through 1.4.3 Out-of-Bounds Write via BRecv and CheckAsBRecvCompletion

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-115723 · Microsoft / collected KEV context

cve-program · CVE-2026-115723

• https://github.com/davenardella/snap7/pull/41
• https://github.com/davenardella/snap7/blob/30f37da3114024a71ba93f7fd855c680b97a406f/src/core/s7_partner.cpp#L1126-L1166
• https://github.com/davenardella/snap7/blob/30f37da3114024a71ba93f7fd855c680b97a406f/src/core/s7_partner.cpp#L850-L867
• https://www.vulncheck.com/advisories/snap7-through-1.4.3-out-of-bounds-write-via-brecv-and-checkasbrecvcompletion

• Snap7 through 1.4.3 Out-of-Bounds Write via BRecv and CheckAsBRecvCompletion · Newly collected advisory · 23 Oct 2026