April 19, 2026—KB5091575 (OS Build 20348.5024) Out-of-band

🗓️ 19 Apr 2026 00:00:00Reported by MicrosoftType

Out-of-band update for Windows Server 2022 fixes PAM domain controller startup issues and provides Secure Boot certificate expiration guidance.

Reporter	Title	Published	Views	Family All 111
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	9 Mar 202607:43	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	28 Oct 202519:56	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	1 Nov 202520:05	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	6 Nov 202510:56	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	26 Dec 202507:22	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	9 Jan 202610:52	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	3 Nov 202510:51	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	27 Oct 202514:05	–	githubexploit
GithubExploit	Exploit for Deserialization of Untrusted Data in Microsoft	26 Dec 202507:22	–	githubexploit
GithubExploit	Exploit for CVE-2025-59287	27 Oct 202510:08	–	githubexploit

12 May 2026 00:00Current

7.3High risk

Vulners AI Score7.3

CVSS 3.19.8

EPSS0.72697

SSVC