{"id":"CVE-2026-123296","kind":"vulnerability","aliases":["CVE-2026-123296"],"related":[],"title":"JetBrains Hub: forged email verification let users escalate privileges","description":"In JetBrains Hub before 2026.2.52519 privilege escalation via forged email verification was possible","summary":"JetBrains Hub before 2026.2.52519 let a user escalate privileges by forging an email verification. An attacker who can trigger this gains rights beyond their own account.","severity":"high","cvss":7.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["infrastructure","jetbrains-hub","self-hosted"],"not_affected_if":["managed-hosting"],"how_to_check":"- Check the installed Hub version in the Hub admin panel or the server's Hub release.\n- Compare it with `2026.2.52519`; anything older is in the vulnerable range.","fix":"- JetBrains Hub: move to `2026.2.52519` or later.","status":"open","published_at":"2026-11-06T11:17:08+00:00","first_seen_at":"2026-11-06T11:41:25+00:00","triaged_at":"2026-11-06T11:42:06+00:00","updated_at":"2026-11-06T11:42:06+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-11-06T11:42:06Z","model":"claude-haiku-5-5","output":{"fix":"- JetBrains Hub: move to `2026.2.52519` or later.","reach":"network","title":"JetBrains Hub: forged email verification let users escalate privileges","impact":"high","summary":"JetBrains Hub before 2026.2.52519 let a user escalate privileges by forging an email verification. An attacker who can trigger this gains rights beyond their own account.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["jetbrains-hub","self-hosted"],"confidence":0.5,"fix_status":"available","needs_auth":"unknown","worst_case":"attacker gains elevated privileges in the Hub account system","analyst_note":"Check the JetBrains Hub advisory for auth requirements, default config and exact affected versions; the NVD entry gives only the description.","how_to_check":"- Check the installed Hub version in the Hub admin panel or the server's Hub release.\n- Compare it with `2026.2.52519`; anything older is in the vulnerable range.","plain_action":"","needs_analyst":true,"not_affected_if":["managed-hosting"],"who_is_affected":"Teams that self-host JetBrains Hub for user and access management are exposed on versions before 2026.2.52519. The sources do not say which configurations or account types are needed, so treat any self-hosted Hub as in scope. Hub only running in JetBrains' hosted service is handled by the vendor.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000679,"input_tokens":4155,"output_tokens":526,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-123296':12A,15A '-2026':11A,14A '2026.2.52519':26B,53C 'account':48B 'attack':38B 'beyond':45B 'cve':10A,13A 'email':4A,35B,58C 'escal':8A,30B,55C 'forg':3A,33B,57C 'gain':43B 'host':22B 'hub':2A,19B,24B,51C 'infrastructur':16B 'jetbrain':1A,18B,23B,50C 'jetbrains-hub':17B 'let':6A,27B 'possibl':61C 'privileg':9A,31B,54C 'right':44B 'self':21B 'self-host':20B 'trigger':41B 'user':7A,29B 'verif':5A,36B,59C 'via':56C","nicknames":[],"mitigations":[],"who_affected":"Teams that self-host JetBrains Hub for user and access management are exposed on versions before 2026.2.52519. The sources do not say which configurations or account types are needed, so treat any self-hosted Hub as in scope. Hub only running in JetBrains' hosted service is handled by the vendor.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["high","infrastructure","jetbrainshub","selfhosted"],"campaign_type":null,"search_a":"'-123296':12A,15A '-2026':11A,14A 'cve':10A,13A 'email':4A 'escal':8A 'forg':3A 'hub':2A 'jetbrain':1A 'let':6A 'privileg':9A 'user':7A 'verif':5A","search_b":"'2026.2.52519':26B 'account':48B 'attack':38B 'beyond':45B 'email':35B 'escal':30B 'forg':33B 'gain':43B 'host':22B 'hub':19B,24B 'infrastructur':16B 'jetbrain':18B,23B 'jetbrains-hub':17B 'let':27B 'privileg':31B 'right':44B 'self':21B 'self-host':20B 'trigger':41B 'user':29B 'verif':36B","search_c":"'2026.2.52519':53C 'email':58C 'escal':55C 'forg':57C 'hub':51C 'jetbrain':50C 'possibl':61C 'privileg':54C 'verif':59C 'via':56C","first_public_at":"2026-11-06T11:17:08+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"cve@jetbrains.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-123296","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123296","severity":null,"published_at":"2026-11-06T11:17:08+00:00","modified_at":"2026-11-06T11:17:08+00:00","first_seen_at":"2026-11-06T11:41:25+00:00","fetched_at":"2026-11-06T11:41:25+00:00","note":null}],"documents":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}