CVE-2026-63573 | Legion of the Bouncy Castle bc-csharp up to 2.6.x KeyTransRecipientInformation.UnwrapKey random values

A vulnerability was found in Legion of the Bouncy Castle bc-csharp up to 2.6.x. It has been rated as problematic. Affected by this issue is the function KeyTransRecipientInformation.UnwrapKey. Performing a manipulation results in insufficiently random values.

This vulnerability is reported as CVE-2026-63573. The attack is possible to be carried out remotely. No exploit exists.

Upgrading the affected component is advised.VulDB Recent EntriesRead More