CVE
CVE-2026-33593
Denial of service via crafted DNSCrypt query
A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query.
Package Versions Affected
Package Version
patch Availability
No items found.
Automatically patch vulnerabilities without upgrading
Fix Without Upgrading
Detect compatible fix
Apply safe remediation
Fix with a single pull request
CVSS Version
Severity
Base Score
CVSS Version
Score Vector
C
H
U
7.5
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
C
H
U
-
Related Resources
No items found.
References
https://repo.powerdns.com/, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33593.json, https://nvd.nist.gov/vuln/detail/CVE-2026-33593, https://www.dnsdist.org/security-advisories/powerdns-advisory-for-dnsdist-2026-04.html, https://github.com/PowerDNS/pdns