Access Control Bypass Affecting powerdns package, versions [5.0.0-alpha0,5.0.5)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Access Control Bypass vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-UNMANAGED-POWERDNS-16799833
- published22 May 2026
- disclosed21 May 2026
- creditUnknown
Introduced: 21 May 2026
CVE-2026-41999 (opens in a new tab)How to fix?
Upgrade powerdns to version 5.0.5 or higher.
Overview
Affected versions of this package are vulnerable to Access Control Bypass in the handling of TCP PROXY requests within the views. An attacker can bypass intended access controls by sending specially crafted TCP PROXY requests.