LDAP Injection Affecting powerdns package, versions [,4.9.14)[5.0.0-alpha0,5.0.4)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.24% (16th percentile)

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  • Snyk IDSNYK-UNMANAGED-POWERDNS-16304772
  • published27 Apr 2026
  • disclosed23 Apr 2026
  • creditUnknown

Introduced: 23 Apr 2026

CVE-2026-33609  (opens in a new tab)
CWE-90  (opens in a new tab)

How to fix?

Upgrade powerdns to version 4.9.14, 5.0.4 or higher.

Overview

Affected versions of this package are vulnerable to LDAP Injection via incomplete escaping in the 8bit-dns process. An attacker can access internal domain subtrees by crafting malicious LDAP queries.

References

CVSS Base Scores

version 4.0
version 3.1