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PatchSiren cyber security CVE debrief

CVE-2024-37383 Roundcube CVE debrief

CVE-2024-37383 is a Cross-Site Scripting (XSS) issue in Roundcube Webmail that CISA added to its Known Exploited Vulnerabilities catalog on 2024-10-24. Because it is in KEV, affected operators should treat it as a priority remediation item and follow vendor guidance or discontinue use if mitigations are unavailable.

Vendor
Roundcube
Product
Webmail
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2024-10-24
Original CVE updated
2024-10-24
Advisory published
2024-10-24
Advisory updated
2024-10-24

Who should care

Administrators, security teams, and service owners running Roundcube Webmail, especially where the service is externally reachable or broadly used by internal users.

Technical summary

The supplied CISA KEV record identifies CVE-2024-37383 as a Roundcube Webmail XSS vulnerability. CISA’s notes reference Roundcube release tags 1.5.7 and 1.6.7 as vendor remediation links and instruct affected organizations to apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Defensive priority

Urgent

Recommended defensive actions

  • Inventory all Roundcube Webmail deployments and confirm whether any instance is affected.
  • Apply vendor-referenced mitigations and updates as directed by Roundcube.
  • If mitigations are not available or cannot be applied promptly, discontinue use of the product until remediated.
  • Prioritize remediation to meet CISA’s KEV due date of 2024-11-14.
  • Validate exposure in production, staging, and any internet-facing deployments before the due date.

Evidence notes

Source evidence is limited to the supplied CISA KEV snapshot and official CVE/NVD links. The KEV record lists vendorProject Roundcube, product Webmail, vulnerabilityName "RoundCube Webmail Cross-Site Scripting (XSS) Vulnerability," dateAdded 2024-10-24, dueDate 2024-11-14, and knownRansomwareCampaignUse Unknown. The supplied corpus does not include a CVSS score or NVD severity details.

Official resources

This debrief is based only on the supplied source corpus and official links. It avoids unverified exploit details and does not treat the generation date as the CVE issue date.