{"vulnerability": "CVE-2026-55973", "sightings": [{"uuid": "375bf14d-22c1-4da0-a065-6243dddf6976", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mraiauggwv27", "content": "CVE-2026-55973 - 'dns-error-reporting: yes' leads to stack buffer overflow\nCVE ID : CVE-2026-55973\n \n Published : July 22, 2026, 1:09 p.m. | 36\u00a0minutes ago\n \n Description : In NLnet Labs Unbound 1.23.0 up to and including 1.25.1, when 'dns-error-reporting: yes' is set, the EDN...", "creation_timestamp": "2026-07-22T13:59:52.490087Z"}, {"uuid": "6271d4e1-e05a-46db-bd2d-8dd28f1583ab", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/hugovalters.bsky.social/post/3mrcoz2xwdp2v", "content": "CVE-2026-55973 - Buffer Overflow in NLnet Labs Unbound 1.23.0-1.25.1. EDNS Report-Channel option mishandling leads to memory corruption. CVSS 7.5. No patch yet. Disable dns-error-reporting immediately. #CVE #infosec #DNSSEC\n\nhttps://www.valtersit.com/cve/CVE-2026-55973/", "creation_timestamp": "2026-07-23T11:06:06.989390Z"}, {"uuid": "64e13ff4-97f3-450b-a004-ac6cdee51060", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://mastodon.social/users/hugovalters/statuses/116968965162385266", "content": "CVE-2026-55973 - Buffer Overflow in NLnet Labs Unbound 1.23.0-1.25.1. EDNS Report-Channel option mishandling leads to memory corruption. CVSS 7.5. No patch yet. Disable dns-error-reporting immediately. #CVE #infosec #DNSSEC\nhttps://www.valtersit.com/cve/CVE-2026-55973/", "creation_timestamp": "2026-07-23T11:06:07.571944Z"}, {"uuid": "79ac4302-401d-4be5-a10d-798f6d57eaaf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdeowx3ls2j", "content": "CVE-2026-55973 Exposes Stack Overflow Risk in dns-error-reporting Config #CVE2026 #Cybersecurity #Vulnerability", "creation_timestamp": "2026-07-23T17:34:09.734625Z"}, {"uuid": "c6fa880c-8856-454d-84e7-efa0de8a5feb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdeozwmo62p", "content": "CVE-2026-55973: Attackers Can Exploit Stack Overflow in dns-error-reporting #CyberSecurity #CVE2026 #StackOverflow", "creation_timestamp": "2026-07-23T17:34:12.918705Z"}, {"uuid": "721d13af-ed39-419d-a0c9-e6513f66a827", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdep4xtfv2y", "content": "CVE-2026-55973 Highlights Systemic Risks in 'dns-error-reporting' Configurations #CVE202655973 #dnsErrorReporting #Cybersecurity", "creation_timestamp": "2026-07-23T17:34:16.155951Z"}, {"uuid": "abe170b0-f7d9-4afb-8209-df4ac2e6fad6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdepbgfmp2l", "content": "CVE-2026-55973 Exposes Risk of Stack Overflow in DNS Configurations #CVE2026 #CyberSecurity #StackOverflow", "creation_timestamp": "2026-07-23T17:34:20.665701Z"}, {"uuid": "c48df205-665c-4ace-83fd-b6b0bfe8cfba", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdeth4rsh25", "content": "CVE-2026-55973: Another Buffer Overflow with Vague Risks Doesn\u2019t Inspire Confidence #CVE202655973 #BufferOverflow #CyberSecurity", "creation_timestamp": "2026-07-23T17:36:40.836911Z"}, {"uuid": "9aa67253-1be4-42ba-80f6-5db7c7a789a7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55973", "type": "seen", "source": "https://bsky.app/profile/cybernewsroom.bsky.social/post/3mrdetjw5rw2f", "content": "CVE-2026-55973: Is the Stack Buffer Overflow Vulnerability Overstated? #CVE2026 #BufferOverflow #CyberSecurity", "creation_timestamp": "2026-07-23T17:36:43.656836Z"}]}