CVE-2025-59029

MEDIUM
Published Dec 9, 2025 Modified Feb 19, 2026 CWE-617

Description

An attacker can trigger an assertion failure by requesting crafted DNS records, waiting for them to be inserted into the records cache, then send a query with qtype set to ANY.

CVSS v3.1 Score

5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-617 CWE-617

Affected Products

Vendor Product
powerdns recursor
powerdns recursor

References

Frequently Asked Questions

What is CVE-2025-59029? +
An attacker can trigger an assertion failure by requesting crafted DNS records, waiting for them to be inserted into the records cache, then send a query with qtype set to ANY. It has a CVSS v3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2025-59029? +
CVE-2025-59029 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2025-59029? +
CVE-2025-59029 affects products from powerdns, specifically: recursor. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-59029? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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