What’s Vulnerable › Vulnerabilities

CVE-2020-12625

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-05-04 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in Roundcube Webmail before 1.4.4. There is a cross-site scripting (XSS) vulnerability in rcube_washtml.php because JavaScript code can occur in the CDATA of an HTML message.

Affected products

• Debian Linux: 9.0, 10.0
• openSUSE Backports Sle: 15.0-sp1, 15.0-sp2
• openSUSE Leap: 15.1, 15.2
• Roundcube Webmail: before 1.4.4 — fixed in 1.4.4

How to fix

Upgrade to a fixed version: Roundcube Webmail 1.4.4. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html
• https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12625-Cross%20Site-Scripting%20via%20Malicious%20HTML%20Attachment-Roundcube
• https://github.com/roundcube/roundcubemail/commit/87e4cd0cf2c550e77586860b94e5c75d2b7686d0
• https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4
• https://github.com/roundcube/roundcubemail/releases/tag/1.4.4
• https://security.gentoo.org/glsa/202007-41
• https://www.debian.org/security/2020/dsa-4674
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html
• https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12625-Cross%20Site-Scripting%20via%20Malicious%20HTML%20Attachment-Roundcube
• https://github.com/roundcube/roundcubemail/commit/87e4cd0cf2c550e77586860b94e5c75d2b7686d0
• https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4
• https://github.com/roundcube/roundcubemail/releases/tag/1.4.4

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