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CVE-2023-5631

5.4 mediumKEVEPSS 76%

Medium (5.4) in Roundcube Webmail. In CISA KEV since 2023-10-26. EPSS 76% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
76% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2023-10-26, due 2023-11-16
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON