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Vulnerability IntelligenceCVE-2026-33260

CVE-2026-33260

MEDIUM5.3

Insufficient input validation of internal webserver

Published Apr 22, 2026

Modified 3 months ago

Details

An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.

References

https://docs.powerdns.com/authoritative/security-advisories/powerdns-advisory-2026-05.html

https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html

https://www.cve.org/CVERecord?id=CVE-2026-33260

https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html

CVSS Analysis

CVSS v3.1

5.3

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

LowA:L

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

Ecosystems

Timeline

PublishedApr 22, 2026

ModifiedApr 22, 2026

CVE-2026-33260 | Mondoo Vulnerability Intelligence