{"vulnerability": "CVE-2026-42923", "sightings": [{"uuid": "d9e03c44-8fbb-44ec-9ad2-65a40fc6f7b1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42923", "type": "seen", "source": "https://social.nlnetlabs.nl/users/nlnetlabs/statuses/116606458492280712", "content": "\ud83d\udea8 SECURITY RELEASE \ud83d\udea8Today we released Unbound 1.25.1, which consolidates security fixes for issues reported over a period of time. \nThere are fixes for CVE-2026-33278, CVE-2026-42944, CVE-2026-42959, CVE-2026-32792, CVE-2026-40622, CVE-2026-41292, CVE-2026-42534, CVE-2026-42923, CVE-2026-42960, CVE-2026-44390 and CVE-2026-44608.\nPlease read the release notes carefully and plan to upgrade. \n#DNS #DNSSEC #Mythos #LLM #OpenSource \nhttps://community.nlnetlabs.nl/t/unbound-1-25-1-released/3392", "creation_timestamp": "2026-05-20T10:36:25.516104Z"}, {"uuid": "27719eb2-f437-486c-ae91-5acaebfabc9b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42923", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mmbq76m3wm2i", "content": "CVE-2026-42923 - Degradation of service with unbounded NSEC3 hash calculations\nCVE ID : CVE-2026-42923\n \n Published : May 20, 2026, 9:20 a.m. | 55\u00a0minutes ago\n \n Description : NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the DNSSEC validator whe...", "creation_timestamp": "2026-05-20T10:48:47.831038Z"}]}