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The vulnerability of the registration broker for Windows auxiliary technologies, ATBroker.exe, in Windows operating systems, allows a perpetrator to increase their privileges.

🗓️ 13 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

ATBroker.exe vulnerability in Windows permits privilege escalation from improper permission to a critical resource.

Related
Detection
Refs
Vulners
Node
OROROR
microsoftwindows_server_2012Range<6.2.9200.25973
OR
microsoftwindows_10_1607Range<10.0.14393.8957
OR
microsoftwindows_server_2016Range<10.0.14393.8957
OROR
microsoftwindows_11_24h2Range<10.0.26100.8037
OR
microsoftwindows_11_24h2Range<10.0.26100.7979
OR
microsoftwindows_server_2025Range<10.0.26100.32522
OR
microsoftwindows_server_2025Range<10.0.26100.32463
OROR
microsoftwindows_11_23h2Range<10.0.22631.6783
OROROR
microsoftwindows_11_25h2Range<10.0.26200.8037
OR
microsoftwindows_11_25h2Range<10.0.26200.7979
OR
microsoftwindows_10_22h2Range<10.0.19045.7058
OR
microsoftwindows_10_21h2Range<10.0.19044.7058
OROROR
microsoftwindows_10_1809Range<10.0.17763.8511
OR
microsoftwindows_server_2019Range<10.0.17763.8511
OR
microsoftwindows_server_2022Range<10.0.20348.4893
OR
microsoftwindows_server_2022Range<10.0.20348.4830
OROR
microsoftwindows_11_26h1Range<10.0.28000.1719

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20 Mar 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 26.8
CVSS 37.8
EPSS0.03239
1