CVE-2020-35124
mediumpriority · track · 39EPSS 0.024 · 84 %ileEUUSEPSS · scored 2026-10-27
A cross-site scripting (XSS) vulnerability in the assets component of Mautic before 3.2.4 allows remote attackers to inject executable JavaScript through the Referer header of asset downloads.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.8–9.6
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- GHSA-39wj-j3jc-858mXSS vulnerability leveraged through referrers could allow un-authorized admin access in Mautic2021-01-19ghsa · osvUS
### 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 security@mautic.org
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (13)
External citations — patches, advisories, analysis.
- https://forum.mautic.org/c/announcements/16cnnvd
- https://github.com/mautic/mautic/security/advisories/GHSA-39wj-j3jc-858mcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-35124cnnvd
- https://www.horizon3.ai/disclosures/mautic-unauth-xss-to-rcecnnvd
- https://www.mautic.org/blog/community/security-release-all-versions-mautic-prior-2-16-5-and-3-2-4cnnvd
- https://forum.mautic.org/c/announcements/16enisa_euvd
- https://github.com/mautic/mautic/security/advisories/GHSA-39wj-j3jc-858menisa_euvd
- https://www.horizon3.ai/disclosures/mautic-unauth-xss-to-rceenisa_euvd
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