CVE-2026-83829

Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

• microsoft windows 10 1607 (< 10.0.14393.9612) • microsoft windows 10 1809 (< 10.0.17763.9376) • microsoft windows 10 21h2 (< 10.0.19044.7807) • microsoft windows 10 22h2 (< 10.0.19045.7807) • microsoft windows 11 23h2 (< 10.0.22631.7652) • microsoft windows 11 24h2 (< 10.0.26100.9711) • microsoft windows 11 25h2 (< 10.0.26200.9711) • microsoft windows 11 26h1 (< 10.0.28000.3231) • microsoft windows 11 26h2 (< 10.0.26300.9711) • microsoft windows server 2012 • microsoft windows server 2012 r2 • microsoft windows server 2016 (< 10.0.14393.9612) • microsoft windows server 2019 (< 10.0.17763.9376) • microsoft windows server 2022 (< 10.0.20348.5761) • microsoft windows server 2025 (< 10.0.26100.33650)