CVE-2026-21510 Windows Shell Security Feature Bypass Vulnerability
8.8 KEV Utnyttjas aktivt enligt CISA
Analys på rafaelpfister.ch
Tillverkarens beskrivning (engelska)
Protection mechanism failure in Windows Shell allows an unauthorized attacker to bypass a security feature over a network. Referensdata
- Tillverkare
- Microsoft
- Berörda produkter
- Windows 10 Version 1607
- Windows 10 Version 1809
- Windows 10 Version 21H2
- Windows 10 Version 22H2
- Windows 11 version 22H3
- Windows 11 Version 23H2
- Windows 11 Version 24H2
- Windows 11 Version 25H2
- Windows 11 version 26H1
- Windows 11 Version 26H1
- Windows Server 2012
- Windows Server 2012 (Server Core installation)
- Windows Server 2012 R2
- Windows Server 2012 R2 (Server Core installation)
- Windows Server 2016
- Windows Server 2016 (Server Core installation)
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
- Windows Server 2022
- Windows Server 2022, 23H2 Edition (Server Core installation)
- Windows Server 2025
- Windows Server 2025 (Server Core installation)
- CVSS 3.1
- 8.8 (HIGH)
- Vektor
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C- Typ av svaghet
- CWE-693: Protection Mechanism Failure
- Publicerad
- 10 februari 2026
- I KEV-katalogen sedan
- 10 februari 2026
- Tidsfrist amerikanska federala myndigheter
- 3 mars 2026