CVE-2020-35124
EPSS 1.1%XSS vulnerability leveraged through referrers could allow un-authorized admin access in Mautic
Published: 1/19/2021Modified: 3/13/2026
Also known as:GHSA-39wj-j3jc-858m
Description
### Impact This is a cross-site scripting vulnerability which affects every version of Mautic and could allow an attacker unauthorised administrator level access to Mautic. This vulnerability was reported by Naveen Sunkavally at Horizon3.ai. ### Patches Upgrade to 3.2.4 or 2.16.5. Link to patch for 2.x versions: https://github.com/mautic/mautic/compare/2.16.4...2.16.5.diff Link to patch for 3.x versions: https://github.com/mautic/mautic/compare/3.2.2...3.2.4.diff ### Workarounds None ### For more information If you have any questions or comments about this advisory: * Post in https://forum.mautic.org/c/support * Email us at [email protected]
Affected packages (1)
- Packagist/mautic/core>= 3.0.0, < 3.2.4
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-35124
- WEBhttps://forum.mautic.org/c/announcements/16
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/mautic/core/CVE-2020-35124.yaml
- WEBhttps://github.com/mautic/mautic/commit/20c5dc39b62164f6922ce53ea42cbb4ccec64e57
- WEBhttps://github.com/mautic/mautic/security/advisories/GHSA-39wj-j3jc-858m
- WEBhttps://packagist.org/packages/mautic/core
- WEBhttps://www.horizon3.ai/disclosures/mautic-unauth-xss-to-rce
- WEBhttps://www.mautic.org/blog/community/security-release-all-versions-mautic-prior-2-16-5-and-3-2-4