Adobe has issued an update to its Flash Player plugin for Windows, Mac and Linux, which fixes critical vulnerabilities that made users’ systems susceptible to intrusions. The security flaws were discovered in a leak of security firm Hacking Team’s internal documents and product source code. The news prompted Mozilla to blocklist affected versions of the Flash plugin on its Firefox browser. Users are advised to update Flash Player to version 18.0.0.209 to protect their systems from attacks. ➤ Resolution for recent flash player vulnerabilities [Adobe Conversations] Read next: Adobe Flash is terrible and it’s time to kill it