AEGLIX vulnerability intelligence
CVE-2020-35730
MEDIUM · CVSS 6.1 · Analyzed
Published: 2020-12-28 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
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.
Severity and scoring
- CVSS score
- 6.1 · MEDIUM
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-79
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Roundcube · Roundcube Webmail
- Added to catalog
- 2023-06-22
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2023-07-13
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
Before (exclusive): 1.2.13
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
From (inclusive): 1.3.0
Before (exclusive): 1.3.16
cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
From (inclusive): 1.4
Before (exclusive): 1.4.10
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- 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
US Government Resource