A Roundcube security update fixes 20 flaws, including IMAP command injection and header injection. Upgrade to 1.6.20 or 1.7.5 now. Related Posts: PwnEscape Linux Kernel Flaw CVE-2026-99999 Lets VM Guests Escape to the Host CISA Warns of Critical Flaws in dcm4chee Medical Archive and Unpatched EseeCloud IP Cameras Six Linux Kernel Flaws Disclosed With Public PoC Exploits for Root Access and Container Escape The post Roundcube 1.6.20 and 1.7.5 Fix 20 Security Flaws, Including IMAP Command Injec