CVE-2026-96222 | Microsoft System.Security.Cryptography.Xml up to 8.0.4 KeyInfoX509Data certificate validation (EUVD-2026-99750)

October 14, 2026 Yanac

A vulnerability, which was classified as problematic, has been found in Microsoft System.Security.Cryptography.Xml up to 8.0.4. This affects an unknown function of the component KeyInfoX509Data. Performing a manipulation results in improper certificate validation.

This vulnerability is known as CVE-2026-96222. Remote exploitation of the attack is possible. No exploit is available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More