Roundcube Fixes 12 Security Flaws Including Zero-Click XSS and SSRF Bypass

Roundcube has released security updates 1.6.19 and 1.7.4, which address 12 vulnerabilities affecting its 1.6 LTS and 1.7 Webmail branches. The flaws include a zero-click stored cross-site scripting (XSS) vulnerability, several bypasses of remote content filtering, email header injection bugs, cross-user contact access issues, and a server-side...