CVE-2021-37626
Last modified
CVE-2021-37626 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Contao is an open source CMS that allows you to create websites and scalable web applications. In affected versions it is possible to load PHP files by entering insert tags in the Contao back end. EPSS estimates a 1.25% chance of exploitation in the next 30 days.
Description
Contao is an open source CMS that allows you to create websites and scalable web applications. In affected versions it is possible to load PHP files by entering insert tags in the Contao back end. Installations are only affected if they have untrusted back end users who have the rights to modify fields that are shown in the front end. Update to Contao 4.4.56, 4.9.18 or 4.11.7 to resolve. If you cannot update then disable the login for untrusted back end users.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Contao | Contao | >= 4.4.0, < 4.4.56 |
| Contao | Contao | >= 4.9.0, < 4.9.18 |
| Contao | Contao | >= 4.11.0, < 4.11.7 |
| Contao | Contao | 4.0.0 |
| Contao | Contao | 4.1.0 |
| Contao | Contao | 4.2.0 |
| Contao | Contao | 4.3.0 |
| Contao | Contao | 4.5.0 |
| Contao | Contao | 4.6.0 |
| Contao | Contao | 4.7.0 |
| Contao | Contao | 4.8.0 |
| Contao | Contao | 4.10.0 |
References
- https://github.com/contao/contao/security/advisories/GHSA-r6mv-ppjc-4hgrThird Party Advisory
- https://github.com/contao/contao/security/advisories/GHSA-r6mv-ppjc-4hgrThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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