{"id":"CVE-2026-114391","kind":"vulnerability","aliases":["CVE-2026-114391"],"related":[],"title":"ZenTao PMS: authorization bypass lets logged-in users reach admin AJAX methods","description":"ZenTao PMS before 22.3 contains an authorization bypass vulnerability in commonModel::isOpenMethod() that lets logged-in users skip group-based ACL checks for any method containing 'ajax'. Minimal-privilege users can call methods like task.ajaxGetByID, system.ajaxDBAuthUrl and admin.ajaxChangeTableEngine to read data, obtain database credentials, trigger CI jobs and alter tables.","summary":"ZenTao PMS before 22.3 skips group-based access checks for any method whose name contains 'ajax' in commonModel::isOpenMethod(). A logged-in user with minimal privileges can call those methods to read data, obtain database credentials, trigger CI jobs and alter database tables.","severity":"high","cvss":7.1,"epss":0.00299,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","project-management","self-hosted","zentao"],"not_affected_if":["no-user-accounts","version-22.3-or-later"],"how_to_check":"- Check the installed ZenTao version in the admin console or the version file under the install directory; versions below `22.3` are affected.\n- Review user accounts with low privileges that can log in, since they are the ones who can reach the bypass.","fix":"- Upgrade ZenTao PMS to `22.3` or later.\n- Until upgraded, restrict who can log in to the instance and rotate database credentials if exposure is suspected.","status":"open","published_at":"2026-10-21T13:18:29+00:00","first_seen_at":"2026-10-23T21:57:28+00:00","triaged_at":"2026-10-25T03:31:53+00:00","updated_at":"2026-10-25T03:31:53+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-25T03:31:53Z","model":"claude-haiku-5-5","output":{"fix":"- Upgrade ZenTao PMS to `22.3` or later.\n- Until upgraded, restrict who can log in to the instance and rotate database credentials if exposure is suspected.","reach":"network","title":"ZenTao PMS: authorization bypass lets logged-in users reach admin AJAX methods","impact":"high","summary":"ZenTao PMS before 22.3 skips group-based access checks for any method whose name contains 'ajax' in commonModel::isOpenMethod(). A logged-in user with minimal privileges can call those methods to read data, obtain database credentials, trigger CI jobs and alter database tables.","category":"package","nicknames":[],"who_cares":["zentao","self-hosted","project-management"],"confidence":0.6,"needs_auth":"yes","worst_case":"Attacker reads database credentials and alters database tables","analyst_note":"Confirm the vendor advisory and patched version details; sources only give the NVD description and EPSS.","how_to_check":"- Check the installed ZenTao version in the admin console or the version file under the install directory; versions below `22.3` are affected.\n- Review user accounts with low privileges that can log in, since they are the ones who can reach the bypass.","needs_analyst":true,"not_affected_if":["version-22.3-or-later","no-user-accounts"],"who_is_affected":"Any self-hosted ZenTao PMS instance before 22.3 where users can log in is exposed, because the flaw needs only a valid account with minimal privileges. Instances that restrict logins to trusted staff have a smaller exposure window but still need the upgrade. Teams on a current release can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00064,"input_tokens":3418,"output_tokens":596,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-114391':16A,19A '-2026':15A,18A '22.3':31B,76C 'access':36B 'acl':95C 'admin':11A 'admin.ajaxchangetableengine':113C 'ajax':12A,44B,101C 'alter':70B,124C 'author':3A,79C 'base':35B,94C 'bypass':4A,80C 'call':57B,107C 'check':37B,96C 'ci':67B,121C 'commonmodel':46B,83C 'contain':43B,77C,100C 'credenti':65B,119C 'cve':14A,17A 'data':62B,116C 'databas':64B,71B,118C 'group':34B,93C 'group-bas':33B,92C 'host':26B 'isopenmethod':47B,84C 'job':68B,122C 'let':5A,86C 'like':109C 'log':7A,50B,88C 'logged-in':6A,49B,87C 'manag':23B 'method':13A,40B,59B,99C,108C 'minim':54B,103C 'minimal-privileg':102C 'name':42B 'obtain':63B,117C 'packag':20B 'pms':2A,29B,74C 'privileg':55B,104C 'project':22B 'project-manag':21B 'reach':10A 'read':61B,115C 'self':25B 'self-host':24B 'skip':32B,91C 'system.ajaxdbauthurl':111C 'tabl':72B,125C 'task.ajaxgetbyid':110C 'trigger':66B,120C 'user':9A,52B,90C,105C 'vulner':81C 'whose':41B 'zentao':1A,27B,28B,73C","nicknames":[],"mitigations":[],"who_affected":"Any self-hosted ZenTao PMS instance before 22.3 where users can log in is exposed, because the flaw needs only a valid account with minimal privileges. Instances that restrict logins to trusted staff have a smaller exposure window but still need the upgrade. Teams on a current release can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-21T13:18:29+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/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":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-114391","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114391","severity":null,"published_at":"2026-10-21T13:18:29+00:00","modified_at":"2026-10-22T17:40:46+00:00","first_seen_at":"2026-10-23T21:57:28+00:00","fetched_at":"2026-10-23T22:29:01+00:00","note":null},{"source":"epss","external_id":"CVE-2026-114391","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-114391","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T13:15:54+00:00","fetched_at":"2026-10-24T13:15:54+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}