{"id":"CVE-2026-123337","kind":"vulnerability","aliases":["CVE-2026-123337"],"related":[],"title":"JetBrains YouTrack: users without update rights could change issue visibility","description":"In JetBrains YouTrack before 2026.2.19656 users without update permission could change issue visibility","summary":"In JetBrains YouTrack before 2026.2.19656, users who lack permission to update an issue could still change who can see it. An attacker with a YouTrack account could expose or hide issues they should not be able to modify.","severity":"low","cvss":3.1,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["jetbrains","other","self-hosted","youtrack"],"not_affected_if":["managed-hosting","version-2026.2.19656-or-later"],"how_to_check":"- Check the YouTrack version under Administration > Global Settings or the About page; compare it with `2026.2.19656`.","fix":"- JetBrains YouTrack: upgrade to `2026.2.19656` or later.","status":"open","published_at":"2026-11-06T11:17:14+00:00","first_seen_at":"2026-11-06T11:41:28+00:00","triaged_at":"2026-11-06T11:42:47+00:00","updated_at":"2026-11-06T11:42:47+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-11-06T11:42:47Z","model":"claude-haiku-5-5","output":{"fix":"- JetBrains YouTrack: upgrade to `2026.2.19656` or later.","reach":"network","title":"JetBrains YouTrack: users without update rights could change issue visibility","impact":"low","summary":"In JetBrains YouTrack before 2026.2.19656, users who lack permission to update an issue could still change who can see it. An attacker with a YouTrack account could expose or hide issues they should not be able to modify.","audience":"businesses","category":"other","nicknames":[],"who_cares":["youtrack","self-hosted","jetbrains"],"confidence":0.6,"fix_status":"available","needs_auth":"yes","worst_case":"Unauthorized users change issue visibility, exposing restricted issue data","analyst_note":"","how_to_check":"- Check the YouTrack version under Administration > Global Settings or the About page; compare it with `2026.2.19656`.","plain_action":"","needs_analyst":false,"not_affected_if":["managed-hosting","version-2026.2.19656-or-later"],"who_is_affected":"Teams that self-host JetBrains YouTrack on a version before 2026.2.19656 and have users with limited issue permissions. Cloud-hosted YouTrack is handled by JetBrains; the sources do not say whether it was already patched there.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000655,"input_tokens":4153,"output_tokens":480,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-123337':13A,16A '-2026':12A,15A '2026.2.19656':27B,65C 'abl':58B 'account':48B 'attack':44B 'chang':8A,38B,71C 'could':7A,36B,49B,70C 'cve':11A,14A 'expos':50B 'hide':52B 'host':21B 'issu':9A,35B,53B,72C 'jetbrain':1A,17B,24B,62C 'lack':30B 'modifi':60B 'permiss':31B,69C 'right':6A 'see':41B 'self':20B 'self-host':19B 'still':37B 'updat':5A,33B,68C 'user':3A,28B,66C 'visibl':10A,73C 'without':4A,67C 'youtrack':2A,22B,25B,47B,63C","nicknames":[],"mitigations":[],"who_affected":"Teams that self-host JetBrains YouTrack on a version before 2026.2.19656 and have users with limited issue permissions. Cloud-hosted YouTrack is handled by JetBrains; the sources do not say whether it was already patched there.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["jetbrains","low","other","selfhosted","youtrack"],"campaign_type":null,"search_a":"'-123337':13A,16A '-2026':12A,15A 'chang':8A 'could':7A 'cve':11A,14A 'issu':9A 'jetbrain':1A 'right':6A 'updat':5A 'user':3A 'visibl':10A 'without':4A 'youtrack':2A","search_b":"'2026.2.19656':27B 'abl':58B 'account':48B 'attack':44B 'chang':38B 'could':36B,49B 'expos':50B 'hide':52B 'host':21B 'issu':35B,53B 'jetbrain':17B,24B 'lack':30B 'modifi':60B 'permiss':31B 'see':41B 'self':20B 'self-host':19B 'still':37B 'updat':33B 'user':28B 'youtrack':22B,25B,47B","search_c":"'2026.2.19656':65C 'chang':71C 'could':70C 'issu':72C 'jetbrain':62C 'permiss':69C 'updat':68C 'user':66C 'visibl':73C 'without':67C 'youtrack':63C","first_public_at":"2026-11-06T11:17:14+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","cvss_by":"cve@jetbrains.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-123337","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123337","severity":null,"published_at":"2026-11-06T11:17:14+00:00","modified_at":"2026-11-06T11:17:14+00:00","first_seen_at":"2026-11-06T11:41:28+00:00","fetched_at":"2026-11-06T11:41:28+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"}