What is GHSA-4649-47v5-9mqg?

GHSA-4649-47v5-9mqg is a security advisory published by GitHub Security Advisories with Medium severity. In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the...

Which CVE IDs does GHSA-4649-47v5-9mqg cover?

GHSA-4649-47v5-9mqg covers the following CVE IDs: CVE-2026-75000. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4649-47v5-9mqg?

GHSA-4649-47v5-9mqg has a CVSS v3 base score of 5.8, published by GitHub Security Advisories.

GHSA-4649-47v5-9mqgMediumCVSS 5.8

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the...

Vendor

GitHub Security Advisories

Published

August 17, 2026

Last Modified

August 17, 2026

🔗 CVE IDs covered (1)

CVE-2026-75000 →

📋 Description

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the SVG animate "by" attribute may lead to remote image blocking bypass, which in turn may lead to information disclosure or privilege escalation.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-75000
https://github.com/roundcube/roundcubemail/releases/tag/1.6.18
https://github.com/roundcube/roundcubemail/releases/tag/1.7.3
https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3
https://github.com/advisories/GHSA-4649-47v5-9mqg