CVE Watch—

CVE-2023-5631

Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability

CVSS

—

Sin CVSS

EPSS

75.9%

p99

KEV

SÍ

26 oct 2023

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

73.4%EPSS · 30 días75.9%

2026-06-302026-07-16

Ficha del catálogo KEV

Producto

Roundcube / Webmail

Vulnerabilidad

Roundcube Webmail Persistent Cross-Site Scripting (XSS) Vulnerability

Añadido a KEV

26 oct 2023

Remediar antes de

16 nov 2023

Uso conocido en ransomware

Descripción resumida

Roundcube Webmail contains a persistent cross-site scripting (XSS) vulnerability that allows a remote attacker to run malicious JavaScript code.

Acción requerida

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notas

https://roundcube.net/news/2023/10/16/security-update-1.6.4-released, https://roundcube.net/news/2023/10/16/security-updates-1.5.5-and-1.4.15 ; https://nvd.nist.gov/vuln/detail/CVE-2023-5631

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