Allocation of Resources Without Limits or Throttling Affecting powerdns package, versions [4.1.0,4.9.15)[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.
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- published22 May 2026
- disclosed21 May 2026
- creditUnknown
Introduced: 21 May 2026
CVE-2026-42001 (opens in a new tab)How to fix?
Upgrade powerdns to version 4.9.15, 5.0.5 or higher.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the processing of SOA queries in autosecondary mode. An attacker can cause a denial of service by sending specially crafted queries that exploit insufficient validation.