Hazard

Is CVE-2020-12641 being exploited?

Weaponised and widely attempted

Reliable public exploit code exists, or mass exploitation attempts are probable. Patch inside days, not weeks.

Roundcube Webmail Remote Code Execution Vulnerability

Roundcube · Roundcube Webmail

CVSS 9.8 EPSS 84% no public exploit indexed Fix deadline passed 13 July 2023

What it is

Roundcube Webmail contains an remote code execution vulnerability that allows attackers to execute code via shell metacharacters in a configuration setting for im_convert_path or im_identify_path.

Why we say that

  • EPSS puts exploitation in the next 30 days at 84%
  • CISA's federal remediation deadline (2023-07-13) has passed
  • CVSS 9.8 critical
  • Listed in the CISA Known Exploited Vulnerabilities catalogue

Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.

What to do

Apply updates per vendor instructions.

What it costs when this goes wrong

This is where UK enforcement meets the vulnerability record. Where an unfixed vulnerability leads to a breach, the ICO treats it as a security failure under UK GDPR. Recent cases:

All UK cases caused by unpatched software →