{"id":"CVE-2026-123327","kind":"vulnerability","aliases":["CVE-2026-123327"],"related":[],"title":"JetBrains YouTrack: saved query endpoint leaks issue descriptions to unauthorized users","description":"In JetBrains YouTrack before 2026.2.19562 missing authorization in the saved query endpoint allowed disclosure of issue descriptions","summary":"JetBrains YouTrack before 2026.2.19562 has a missing authorization check in its saved query endpoint. An attacker can read issue descriptions they should not be able to see.","severity":"high","cvss":7.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["jetbrains","other","self-hosted","youtrack"],"not_affected_if":["managed-hosting"],"how_to_check":"- Check the installed YouTrack version and compare it with `2026.2.19562`.","fix":"- YouTrack: move to `2026.2.19562` or later.","status":"open","published_at":"2026-11-06T11:17:12+00:00","first_seen_at":"2026-11-06T11:41:27+00:00","triaged_at":"2026-11-06T11:42:02+00:00","updated_at":"2026-11-06T11:42:02+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-11-06T11:42:02Z","model":"claude-haiku-5-5","output":{"fix":"- YouTrack: move to `2026.2.19562` or later.","reach":"network","title":"JetBrains YouTrack: saved query endpoint leaks issue descriptions to unauthorized users","impact":"medium","summary":"JetBrains YouTrack before 2026.2.19562 has a missing authorization check in its saved query endpoint. An attacker can read issue descriptions they should not be able to see.","audience":"businesses","category":"other","nicknames":[],"who_cares":["youtrack","jetbrains","self-hosted"],"confidence":0.6,"fix_status":"available","needs_auth":"unknown","worst_case":"Issue descriptions readable by users who lack access","analyst_note":"Confirm whether an account is required and whether the flaw is reachable from the internet, using the NVD entry and JetBrains' advisory.","how_to_check":"- Check the installed YouTrack version and compare it with `2026.2.19562`.\n- unknown for other checks; the sources do not say how to test the endpoint.","plain_action":"","needs_analyst":true,"not_affected_if":["managed-hosting"],"who_is_affected":"Teams that self-host JetBrains YouTrack before 2026.2.19562 are exposed. The sources do not say whether the flaw needs a logged-in account or a non-default setting, so assume any user who can reach the instance could be involved. Cloud-hosted YouTrack is handled by JetBrains.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000683,"input_tokens":4180,"output_tokens":530,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-123327':14A,17A '-2026':13A,16A '2026.2.19562':27B,55C 'abl':48B 'allow':63C 'attack':39B 'author':31B,57C 'check':32B 'cve':12A,15A 'descript':8A,43B,67C 'disclosur':64C 'endpoint':5A,37B,62C 'host':22B 'issu':7A,42B,66C 'jetbrain':1A,18B,24B,52C 'leak':6A 'miss':30B,56C 'queri':4A,36B,61C 'read':41B 'save':3A,35B,60C 'see':50B 'self':21B 'self-host':20B 'unauthor':10A 'user':11A 'youtrack':2A,23B,25B,53C","nicknames":[],"mitigations":[],"who_affected":"Teams that self-host JetBrains YouTrack before 2026.2.19562 are exposed. The sources do not say whether the flaw needs a logged-in account or a non-default setting, so assume any user who can reach the instance could be involved. Cloud-hosted YouTrack is handled by JetBrains.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["high","jetbrains","other","selfhosted","youtrack"],"campaign_type":null,"search_a":"'-123327':14A,17A '-2026':13A,16A 'cve':12A,15A 'descript':8A 'endpoint':5A 'issu':7A 'jetbrain':1A 'leak':6A 'queri':4A 'save':3A 'unauthor':10A 'user':11A 'youtrack':2A","search_b":"'2026.2.19562':27B 'abl':48B 'attack':39B 'author':31B 'check':32B 'descript':43B 'endpoint':37B 'host':22B 'issu':42B 'jetbrain':18B,24B 'miss':30B 'queri':36B 'read':41B 'save':35B 'see':50B 'self':21B 'self-host':20B 'youtrack':23B,25B","search_c":"'2026.2.19562':55C 'allow':63C 'author':57C 'descript':67C 'disclosur':64C 'endpoint':62C 'issu':66C 'jetbrain':52C 'miss':56C 'queri':61C 'save':60C 'youtrack':53C","first_public_at":"2026-11-06T11:17:12+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cvss_by":"cve@jetbrains.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-123327","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123327","severity":null,"published_at":"2026-11-06T11:17:12+00:00","modified_at":"2026-11-06T11:17:12+00:00","first_seen_at":"2026-11-06T11:41:27+00:00","fetched_at":"2026-11-06T11:41:27+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"}