Cisco released a security advisory for a vulnerability in the Lasso Security Assertion Markup Language (SAML) Single Sign-On (SSO) library reported on June 1, 2021. This vulnerability could allow an authenticated attacker to impersonate another authorized user when interacting with an application.

Multiple vulnerabilities in the vSphere Client (HTML5) were privately reported to VMware. Updates and workarounds are available to address these vulnerabilities in affected VMware products.

Microsoft have released a security advisory on the 12th of May 2021 in line with their regular monthly patch schedule which includes a number of updates to address critical vulnerabilities.

Adobe have released security updates on the 13th of April 2021, 1 rated as extremely high risk and 11 rated as medium risk.

Apple has released a security update to address two vulnerabilities that are being actively exploited