CVE-2023-5631
CISA KEVPublished October 26, 2023 · Updated April 3, 2026
high
Official Description+
Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that allows a remote attacker to run malicious JavaScript code.
Affected Products
| Vendor | Product |
|---|---|
| Roundcube | Webmail |
Patch Status
Patch by 2023-11-16
Recommended Actions
- Check if your systems use any of the affected products listed above.
- Apply vendor patches immediately if available.
- This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
- Monitor vendor advisories for updates and additional mitigations.
- Review logs for indicators of compromise related to CVE-2023-5631.