CVE-2026-33609 — MEDIUM (5.3)

Q: What is CVE-2026-33609?

CVE-2026-33609 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Incomplete escaping of LDAP queries when running with 8bit-dns enabled allows users to perform queries of internal domain subtrees.

Q: How severe is CVE-2026-33609?

CVE-2026-33609 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-33609?

Check the references section above for vendor advisories and patch information. Affected products include: Powerdns Authoritative.

Vulnerability Description

Incomplete escaping of LDAP queries when running with 8bit-dns enabled allows users to perform queries of internal domain subtrees.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Powerdns	Authoritative	>= 4.9.0, < 4.9.14

Related Weaknesses (CWE)

CWE-90

References

https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-poBroken LinkVendor Advisory

FAQ

What is CVE-2026-33609?

CVE-2026-33609 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Incomplete escaping of LDAP queries when running with 8bit-dns enabled allows users to perform queries of internal domain subtrees.

How severe is CVE-2026-33609?

CVE-2026-33609 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-33609?

Check the references section above for vendor advisories and patch information. Affected products include: Powerdns Authoritative.