CVE-2020-35124
CRITICALCVSS 9.6/10EPSS 2.40%
Last modified
CVE-2020-35124 is a critical-severity vulnerability rated 9.6/10 on the CVSS scale. 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.. EPSS estimates a 2.40% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Acquia | Mautic | < 3.2.4 |
References
- https://forum.mautic.org/c/announcements/16Vendor Advisory
- https://github.com/mautic/mautic/security/advisories/GHSA-39wj-j3jc-858mThird Party Advisory
- https://www.horizon3.ai/disclosures/mautic-unauth-xss-to-rceThird Party Advisory
- https://www.mautic.org/blog/community/security-release-all-versions-mautic-prior-2-16-5-and-3-2-4Release Notes, Third Party Advisory
- https://forum.mautic.org/c/announcements/16Vendor Advisory
- https://github.com/mautic/mautic/security/advisories/GHSA-39wj-j3jc-858mThird Party Advisory
- https://www.horizon3.ai/disclosures/mautic-unauth-xss-to-rceThird Party Advisory
- https://www.mautic.org/blog/community/security-release-all-versions-mautic-prior-2-16-5-and-3-2-4Release Notes, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35124?
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.
How severe is CVE-2020-35124?
CVE-2020-35124 has a CVSS score of 9.6/10 (CRITICAL severity). The EPSS model estimates a 2.40% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35124?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-35124?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST