# CVE-2026-33608

> Vulnerability · severity: **HIGH** (CVSS 7.4).

## Description

An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the next restart, requiring manual operation to fix it.

## Key facts

- **CVE ID:** CVE-2026-33608
- **Published:** 2026-04-22
- **CVSS severity:** HIGH
- **CVSS base score:** 7.4
- **CWE codes:** CWE-94

## Affected products

- `powerdns:authoritative`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-33608

## Citation

> AI Analytics. CVE-2026-33608. Retrieved 2026-07-19 from https://api.ai-analytics.org/cve/CVE-2026-33608. Derived from NIST NVD. Licensed CC0.

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