CVE Database · CVE-2023-5631
CVSS v3.1
6.1
EPSS
70.88%
Published
Oct 18, 2023
Modified
Oct 30, 2025
CISA Known Exploited Vulnerability
Added: 2023-10-26 · Due: 2023-11-16
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public PoC / Exploit (1)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Roundcube before 1.4.15, 1.5.x before 1.5.5, and 1.6.x before 1.6.4 allows stored XSS via an HTML e-mail message with a crafted SVG document because of program/lib/Roundcube/rcube_washtml.php behavior. This could allow a remote attacker to load arbitrary JavaScript code.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NWeaknesses (CWE)
Affected Products (7)
References (20)