{"id":"CVE-2026-91000","kind":"vulnerability","aliases":["CVE-2026-91000"],"related":[],"title":"N-able N-central: missing authentication lets attackers escalate privileges","description":"Missing authentication for critical function vulnerability in N-able N-central allows Privilege Escalation.\n\nThis issue affects N-central: before 2026.4.1.","summary":"N-able N-central, a remote monitoring and management platform for IT service providers, has a critical function that lacks authentication. An attacker who reaches it can gain elevated privileges.","severity":"high","cvss":8.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["msp","n-able","n-central","remote-monitoring","vendor"],"not_affected_if":["version-2026.4.1-or-later"],"how_to_check":"- Check the installed N-central version in the admin console and confirm whether it is earlier than `2026.4.1`","fix":"- N-central: move to `2026.4.1` or later","status":"open","published_at":"2026-11-10T22:21:14+00:00","first_seen_at":"2026-11-10T22:27:31+00:00","triaged_at":"2026-11-10T22:28:57+00:00","updated_at":"2026-11-10T22:28:57+00:00","category":"vendor","confidence":0.6,"triage":{"at":"2026-11-10T22:28:57Z","model":"claude-haiku-5-5","output":{"fix":"- N-central: move to `2026.4.1` or later","reach":"unknown","title":"N-able N-central: missing authentication lets attackers escalate privileges","impact":"high","summary":"N-able N-central, a remote monitoring and management platform for IT service providers, has a critical function that lacks authentication. An attacker who reaches it can gain elevated privileges.","audience":"businesses","category":"vendor","nicknames":[],"who_cares":["n-able","n-central","msp","remote-monitoring"],"confidence":0.6,"fix_status":"available","needs_auth":"unknown","worst_case":"attacker gains elevated privileges on the N-central server","analyst_note":"Check the N-able security advisory for N-central 2026.4.1 to confirm the attack vector, authentication requirements and affected deployments.","how_to_check":"- Check the installed N-central version in the admin console and confirm whether it is earlier than `2026.4.1`\n- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["version-2026.4.1-or-later"],"who_is_affected":"Any organization running N-able N-central before `2026.4.1` is affected according to the NVD entry. The sources do not describe the network exposure or required configuration beyond the missing authentication on a critical function.","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000691,"input_tokens":4499,"output_tokens":482,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-2026':14A,17A '-91000':15A,18A '2026.4.1':85C 'abl':3A,22B,32B,71C 'affect':80C 'allow':75C 'attack':10A,54B 'authent':8A,52B,63C 'central':6A,25B,35B,74C,83C 'critic':48B,65C 'cve':13A,16A 'elev':60B 'escal':11A,77C 'function':49B,66C 'gain':59B 'issu':79C 'lack':51B 'let':9A 'manag':40B 'miss':7A,62C 'monitor':28B,38B 'msp':19B 'n':2A,5A,21B,24B,31B,34B,70C,73C,82C 'n-abl':1A,20B,30B,69C 'n-central':4A,23B,33B,72C,81C 'platform':41B 'privileg':12A,61B,76C 'provid':45B 'reach':56B 'remot':27B,37B 'remote-monitor':26B 'servic':44B 'vendor':29B 'vulner':67C","nicknames":[],"mitigations":[],"who_affected":"Any organization running N-able N-central before `2026.4.1` is affected according to the NVD entry. The sources do not describe the network exposure or required configuration beyond the missing authentication on a critical function.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["high","msp","nable","ncentral","remotemonitoring","vendor"],"campaign_type":null,"search_a":"'-2026':14A,17A '-91000':15A,18A 'abl':3A 'attack':10A 'authent':8A 'central':6A 'cve':13A,16A 'escal':11A 'let':9A 'miss':7A 'n':2A,5A 'n-abl':1A 'n-central':4A 'privileg':12A","search_b":"'abl':22B,32B 'attack':54B 'authent':52B 'central':25B,35B 'critic':48B 'elev':60B 'function':49B 'gain':59B 'lack':51B 'manag':40B 'monitor':28B,38B 'msp':19B 'n':21B,24B,31B,34B 'n-abl':20B,30B 'n-central':23B,33B 'platform':41B 'privileg':61B 'provid':45B 'reach':56B 'remot':27B,37B 'remote-monitor':26B 'servic':44B 'vendor':29B","search_c":"'2026.4.1':85C 'abl':71C 'affect':80C 'allow':75C 'authent':63C 'central':74C,83C 'critic':65C 'escal':77C 'function':66C 'issu':79C 'miss':62C 'n':70C,73C,82C 'n-abl':69C 'n-central':72C,81C 'privileg':76C 'vulner':67C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T22:21:14+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"a5532a13-c4dd-4202-bef1-e0b8f2f8d12b","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91000","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91000","severity":null,"published_at":"2026-11-10T22:21:14+00:00","modified_at":"2026-11-10T22:21:14+00:00","first_seen_at":"2026-11-10T22:27:31+00:00","fetched_at":"2026-11-10T22:27:31+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"}