EUVD-2026-47707

The issue is a resource exhaustion vulnerability associated with DNSSEC validation. BIND always validates all RRSIG records in an answer, even if they are not strictly needed. A query to an authoritative server/zone which returns many valid but superfluous RRSIG records causes the validator to...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-33612

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-52690 Spoofed answers can mark an authoritative non-EDNS capable

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-52690 Spoofed answers can mark an authoritative non-EDNS capable

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-52690

CVE-2026-52690 affects the PowerDNS Recursor. Spoofed replies can cause an authoritative server’s IP to be marked as not supporting EDNS, leading to DNSSEC validation failures for records served by that server. The vulnerability’s impact is documented as enabling validation failures in the presen...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-52690

Spoofing replies to Recursor might mark an IP of an authoritative server as not supporting EDNS, causing valdiation of DNSSEC records served by that server to fail...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-42387 Insufficient input validation in ZoneToCache

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

CVE-2026-42387

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to a crash of the Recursor due to insuffcient input validation...

EUVD-2026-39352

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning...

CVE-2026-33612 ZoneToCache can poison the cache

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning...

CVE-2026-33612

CVE-2026-33612 describes a cache-poisoning vulnerability in a ZoneToCache flow: a malicious authoritative server can craft a zone that is cached, compromising integrity of cached data. The CVSS3.1 metrics indicate Network access, high attack complexity, no privileges required, no user interaction...

CVE-2026-33612

A malicious authoritative server can send a crafted zone via the ZoneToCache function that leads to cache poisoning...

Insufficient Verification of Data Authenticity

Overview Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity in the DnsResolveContext.AuthoritativeNameServerListadd function. An attacker can inject malicious NS and A records into the DNS cache by controlling an authoritative name server for a...

CVE-2026-42001

A flaw was found in PowerDNS Authoritative Server pdns. This vulnerability arises from insufficient validation of Autoprimary SOA Start of Authority queries. A remote attacker can exploit this flaw to trigger a Denial of Service DoS, making the server unresponsive and unavailable to legitimate...