{"id":"CVE-2026-120796","kind":"vulnerability","aliases":["CVE-2026-120796"],"related":[],"title":"Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network","description":"Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.","summary":null,"severity":"medium","cvss":5.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":[],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:20:28+00:00","first_seen_at":"2026-11-10T19:25:08+00:00","triaged_at":null,"updated_at":"2026-11-10T19:39:26+00:00","category":null,"confidence":null,"triage":null,"analyst_status":null,"analyst_note":null,"search":"'-120796':18A,21A '-2026':17A,20A 'algorithm':2A,23C 'allow':6A,27C 'attack':9A,30C 'complex':3A,24C 'cve':16A,19A 'deni':11A,32C 'ineffici':1A,22C 'net':5A,26C 'network':15A,36C 'servic':12A,33C 'unauthor':8A,29C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":null,"audience":null,"plain_action":null,"pkeys":[],"ptokens":[],"labels":["medium"],"campaign_type":null,"search_a":"'-120796':18A,21A '-2026':17A,20A 'algorithm':2A 'allow':6A 'attack':9A 'complex':3A 'cve':16A,19A 'deni':11A 'ineffici':1A 'net':5A 'network':15A 'servic':12A 'unauthor':8A","search_b":"","search_c":"'algorithm':23C 'allow':27C 'attack':30C 'complex':24C 'deni':32C 'ineffici':22C 'net':26C 'network':36C 'servic':33C 'unauthor':29C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:20:28+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-120796","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120796","severity":null,"published_at":"2026-11-10T19:20:28+00:00","modified_at":"2026-11-10T19:20:29+00:00","first_seen_at":"2026-11-10T19:25:08+00:00","fetched_at":"2026-11-10T19:25:08+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}