CVE-2026-33593 (GCVE-0-2026-33593)

Vulnerability from cvelistv5 – Published: 2026-04-22 13:48 – Updated: 2026-04-22 14:29
VLAI?
Title
Denial of service via crafted DNSCrypt query
Summary
A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • Divide By Zero
Assigner
OX
References
Impacted products
Vendor Product Version
PowerDNS DNSdist Affected: 1.9.0 , < 1.9.13 (semver)
Affected: 2.0.0 , < 2.0.4 (semver)
Create a notification for this product.
Date Public ?
2026-04-21 22:00
Credits
Haruto Kimura (Stella)
Show details on NVD website
To clipboard 

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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