CVE-2024-37383
RoundCube Webmail Cross-Site Scripting (XSS) Vulnerability
Roundcube Webmail
Roundcube Webmail before 1.5.7 and 1.6.x before 1.6.7 allows XSS via SVG animate attributes.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 24 October 2024. US federal agencies were required to remediate it by 14 November 2024.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 74%, which is higher than 99.5% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Frequently asked questions
Is CVE-2024-37383 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2024-37383.
What does CVE-2024-37383 affect?
CVE-2024-37383 affects Roundcube Webmail. Roundcube Webmail before 1.5.7 and 1.6.x before 1.6.7 allows XSS via SVG animate attributes.
How severe is CVE-2024-37383?
CVE-2024-37383 is rated MEDIUM with a CVSS base score of 6.1. EPSS puts the probability of exploitation in the next 30 days at 74%, higher than 99.5% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 14 November 2024.
How should organisations respond to CVE-2024-37383?
Apply the vendor patch for Roundcube Webmail as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.