Roundcube shipped emergency security updates on August 9, 2026, patching eleven distinct vulnerabilities across both its LTS and current stable branches simultaneously — a batch that includes a ...

Attackers are exploiting CVE-2026-48842 against unpatched Roundcube servers months after a fix was released, raising urgency for organizations to update.

Roundcube is an open-source application for managing email through a Web interface. It runs on Web servers that support the PHP server-side scripting language. Roundcube may be a good choice for your ...

Add Yahoo as a preferred source to see more of our stories on Google. Fingers hover over a computer keyboard with numbers on a screen, against a shadowy backdrop. Threat actors are targeting a ...

The Winter Vivern Russian hacking group has been exploiting a Roundcube Webmail zero-day in attacks targeting European government entities and think tanks since at least October 11. The Roundcube ...

Jesus Vigo reviews the steps necessary to add a front-end webmail application using Roundcube that’s hosted on OS X Server. In a previous article, I covered the steps on how to setup and configure the ...

The threat associated with a critical decade-old remote code execution vulnerability in Roundcube webmail has increased sharply in recent days, with proof-of-concept (PoC) code for the bug becoming ...

Attackers have exploited an XSS vulnerability (CVE-2024-37383) in the Roundcube Webmail client to target a governmental organization of a CIS country, Positive Technologies (PT) analysts have ...

The Winter Vivern APT group has been exploiting a zero-day vulnerability (CVE-2023-5631) in Roundcube webmail servers to spy on email communications of European governmental entities and a think tank, ...

A suspected Chinese espionage group has been breaking into university mail servers across the United States and Canada. It has stolen credentials from staff in physics, engineering, and national ...

CISA warns that a Roundcube email server vulnerability patched in September is now actively exploited in cross-site scripting (XSS) attacks. The security flaw (CVE-2023-43770) is a persistent ...