windows server 2022 23h2 vulnerabilities and fixes

Recent CVEs affecting windows server 2022 23h2, with upgrade or downgrade steps. 1 tracked.

Also searched as: windowsserver202223h2.

windows server 2022 23h2 has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-04-14. Highest priority: CVE-2026-26165 (score 34/100).

• CVE-2026-26165 HIGH 7.0 UPGRADE UPGRADE Use after free in Windows Shell allows an authorized attacker to elevate privileges locally.

FAQ

How do I fix windows server 2022 23h2 vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is windows server 2022 23h2 being exploited right now?

None of the tracked windows server 2022 23h2 CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which windows server 2022 23h2 CVE should I patch first?

CVE-2026-26165 currently ranks highest (34/100): Use after free in Windows Shell allows an authorized attacker to elevate privileges locally..

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