CVE Catalog

CVE-2026-33611

MediumCVSS 6.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.42%

36th percentile - higher than 36% of all known CVEs

Summary

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption if using the LMDB backend.

Risk Assessment

An authorized operator may accidentally or intentionally corrupt the DNS server database, disrupting name resolution and requiring data restoration.

Recommendation

Restrict REST API privileges and update the authoritative server software to a patched version; regularly back up the LMDB database.

Related vulnerabilities

Original NVD description (English source)

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS