Back to CVE records
High 7.5Published Apr 22, 2026
CVE-2026-33593A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.
Updated under an hour ago ()
Does this affect you?
It affects powerdns dnsdist. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Start free and add your stack
Free account, 1 product
A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.
- CVSS
- 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-369
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
powerdns dnsdist powerdns:dnsdist | from 1.9.0 before 1.9.13; from 2.0.0 before 2.0.4 | NVD |
References
- https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.htmlvendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.