CVE-2020-35730

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
Link Resource
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=978491 Issue Tracking Mailing List
https://github.com/roundcube/roundcubemail/compare/1.4.9...1.4.10 Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.2.13 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.3.16 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.4.10 Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCEU4BM5WGIDJWP6Z4PCH62ZMH57QYM2/ Mailing List Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HMLIZWKMTRCLU7KZLEQHELS4INXJ7X5Q/ Mailing List Release Notes
https://roundcube.net/download/ Product
https://www.alexbirnberg.com/roundcube-xss.html Broken Link
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=978491 Issue Tracking Mailing List
https://github.com/roundcube/roundcubemail/compare/1.4.9...1.4.10 Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.2.13 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.3.16 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.4.10 Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HCEU4BM5WGIDJWP6Z4PCH62ZMH57QYM2/ Mailing List Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HMLIZWKMTRCLU7KZLEQHELS4INXJ7X5Q/ Mailing List Release Notes
https://roundcube.net/download/ Product
https://www.alexbirnberg.com/roundcube-xss.html Broken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-35730
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Configuration 3 (hide)

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

History

22 Oct 2025, 00:17

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-35730 -

21 Oct 2025, 20:18

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-35730', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:18

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-35730 -

Information

Published : 2020-12-28 20:15

Updated : 2025-10-22 00:17


NVD link : CVE-2020-35730

Mitre link : CVE-2020-35730

CVE.ORG link : CVE-2020-35730


JSON object : View

Products Affected

roundcube

  • webmail

fedoraproject

  • fedora

debian

  • debian_linux
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')