CVE-2020-35730

Description

An XSS issue was discovered in Roundcube Webmail before 1.2.13, 1.3.x before 1.3.16, and 1.4.x before 1.4.10. The attacker can send a plain text e-mail message, with JavaScript in a link reference element that is mishandled by linkref_addindex in rcube_string_replacer.php.

References

• https://www.cisa.gov/known-exploited-vulnerabilities-catalog
• https://nvd.nist.gov/vuln/detail/CVE-2020-35730
• https://roundcube.net/news/2020/12/27/security-updates-1.4.10-1.3.16-and-1.2.13
• https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-23386
• https://roundcube.net/download/
• https://github.com/roundcube/roundcubemail/compare/1.4.9...1.4.10
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=978491
• https://www.alexbirnberg.com/roundcube-xss.html
• https://github.com/roundcube/roundcubemail/releases/tag/1.4.10
• https://github.com/roundcube/roundcubemail/releases/tag/1.3.16
• https://github.com/roundcube/roundcubemail/releases/tag/1.2.13
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HMLIZWKMTRCLU7KZLEQHELS4INXJ7X5Q/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCEU4BM5WGIDJWP6Z4PCH62ZMH57QYM2/