CVE-2026-43856Published
A stack-based buffer overflow vulnerability in the FileProcess::CheckDir function could allow a remote authenticated attacker to achieve arbitrary code execution via a path longer than 1024 bytes.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-43856 · Microsoft / collected KEV context
cve-program · CVE-2026-43856
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.