Live › vulnerability › CVE-2023-5631
Go to dashboardRoundcube Webmail, a web-based email client, has a persistent cross-site scripting flaw that lets a remote attacker run malicious JavaScript in a user's browser session. CISA lists it as actively exploited in the wild.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| roundcube webmail | vendor | < 1.4.15 | 1.4.15 |
| roundcube webmail | vendor | >= 1.5.0, < 1.5.5 | 1.5.5 |
| roundcube webmail | vendor | >= 1.6.0, < 1.6.4 | 1.6.4 |
| debian linux | vendor | = 10.0 | – |
| debian linux | vendor | = 11.0 | – |
| debian linux | vendor | = 12.0 | – |
| fedoraproject fedora | vendor | = 39 | – |
| Roundcube Webmail | vendor | – | – |
Unknown from the sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that allows a remote attacker to run malicious JavaScript code.
CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
This page as .md · .json · in your agent: get_signal("CVE-2023-5631")
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