CVE-2026-33921

creationtimestamp| type| source ---|---|--- 2026-08-11 10:56:41+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/4rrmuvucxjwrg...

CVE-2026-33921

CVE-2026-33921 maps to a Windows RPC Runtime (rpcrt4.dll) vulnerability where NdrComplexTypeBufferSize underflows, enabling a pre-auth heap-based overflow (Ghost-Call) via RPC/SMB without credentials. Impact: potential remote code execution with SYSTEM privileges on affected Windows hosts; exploi...