PT-2026-52379 · Powerdns+5 · Dnsdist+1

·

CVE-2026-40011

·

Published

2026-06-25

·

Updated

2026-08-05

CVSS v3.1

3.7

Low

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)
Description An attacker can send a large volume of crafted DNS queries to trigger the insertion of a dynamic block. This action results in the production of invalid output at the prometheus endpoint, causing the scraper to reject the endpoint until the dynamic block expires.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Encoding or Escaping of Output

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-40011
OPENSUSE-SU-2026:11411-1
OPENSUSE-SU-2026:21533-1
SUSE-SU-2026:23123-1
SUSE-SU-2026:23146-1

Affected Products

Dnsdist
Pdns