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7.1 High

CVE-2026-47288 Integer overflow or wraparound in Windows Kerberos allows an authorized attacker to execute code over an adjacent…

Description

Integer overflow or wraparound in Windows Kerberos allows an authorized attacker to execute code over an adjacent network.

Affected products and versions

Product Affected versions Fixed in
Windows Server 2012 6.2 6.2.9200.0 → < 6.2.9200.26132 6.2.9200.26132
Windows Server 2012 (Server Core installation) 6.2 6.2.9200.0 → < 6.2.9200.26132 6.2.9200.26132
Windows Server 2012 R2 6.3 6.3.9600.0 → < 6.3.9600.23228 6.3.9600.23228
Windows Server 2012 R2 (Server Core installation) 6.3 6.3.9600.0 → < 6.3.9600.23228 6.3.9600.23228
Windows Server 2016 10.0 10.0.14393.0 → < 10.0.14393.9234 10.0.14393.9234
Windows Server 2016 (Server Core installation) 10.0 10.0.14393.0 → < 10.0.14393.9234 10.0.14393.9234
Windows Server 2019 10.0 10.0.17763.0 → < 10.0.17763.8880 10.0.17763.8880
Windows Server 2019 (Server Core installation) 10.0 10.0.17763.0 → < 10.0.17763.8880 10.0.17763.8880
Windows Server 2022 10.0 10.0.20348.0 → < 10.0.20348.5256 10.0.20348.5256
Show the 2 other branches
Product Affected versions Fixed in
Windows Server 2025 10.0 10.0.26100.0 → < 10.0.26100.32995 10.0.26100.32995
Windows Server 2025 (Server Core installation) 10.0 10.0.26100.0 → < 10.0.26100.32995 10.0.26100.32995

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