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CVE-2026-85880· microsoft / windows· CWE-122, CWE-908
Microsoft Windows Heap-Based Buffer Overflow Vulnerability
Exploited in the wild. Listed by CISA on 2026-09-08; known to be used by ransomware.
0.4%likelihood of exploitation, next 30 days
33%of all CVEs are less likely
Nonecheck to confirm it
Microsoft Windows Advanced Local Procedure Call contains a heap-based buffer overflow vulnerability that allows an attacker to elevate privileges locally.
No ready check is stored for this CVE. Confirm it by hand from the references.
References
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