CVE-2026-33261: Null pointer accces in aggressive NSEC(3) cache
PowerDNS · Recursor
Vendor fix available · Affected: PowerDNS Recursor · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 15% of scored CVEs
DescriptionCVE.org
A zone transition from NSEC to NSEC3 might trigger an internal inconsistency and cause a denial of service.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- PowerDNS · Recursorfrom 5.4.0 before 5.4.1; from 5.3.0 before 5.3.6; from 5.2.0 before 5.2.9
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- PowerDNS
- Published
- April 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-33261 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.