{"id":"CVE-2026-111884","kind":"vulnerability","aliases":["CVE-2026-111884"],"related":[],"title":"phpMyFAQ: email change skips password check, enabling account takeover","description":"phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta does not require the current password when changing an account e-mail in the user control panel (UserController::updateData, api/user/data/update), checking only the session and CSRF token. An attacker with a hijacked session can set the e-mail to their own mailbox and use the password-reset flow to take over non-2FA accounts, including superadmin.","summary":"phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta lets a user change their account email without entering the current password, checking only the session and CSRF token. An attacker holding a hijacked session can point the email at their own mailbox, then reset the password and take over accounts without 2FA, including superadmin.","severity":"high","cvss":8.7,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","php","phpmyfaq","self-hosted"],"not_affected_if":["version-4.1.9-or-later","version-4.2.0-beta-or-later"],"how_to_check":"Check the installed phpMyFAQ version (unknown exact command; look at the version in the admin panel or the installed files).\nIf the version is below 4.1.9, or between 4.2.0-alpha and 4.2.0-beta, you are exposed.","fix":"Upgrade phpMyFAQ to 4.1.9 or later (or 4.2.0-beta or later for the 4.2 line).\nUntil then, rotate passwords and review user email addresses for changes you did not make.","status":"open","published_at":"2026-10-17T19:16:29+00:00","first_seen_at":"2026-10-23T21:57:14+00:00","triaged_at":"2026-10-23T22:37:43+00:00","updated_at":"2026-10-23T22:37:43+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:37:43Z","model":"claude-haiku-5-5","output":{"fix":"Upgrade phpMyFAQ to 4.1.9 or later (or 4.2.0-beta or later for the 4.2 line).\nUntil then, rotate passwords and review user email addresses for changes you did not make.","reach":"internet","title":"phpMyFAQ: email change skips password check, enabling account takeover","impact":"high","summary":"phpMyFAQ before 4.1.9 and 4.2.0-alpha before 4.2.0-beta lets a user change their account email without entering the current password, checking only the session and CSRF token. An attacker holding a hijacked session can point the email at their own mailbox, then reset the password and take over accounts without 2FA, including superadmin.","category":"package","who_cares":["phpmyfaq","self-hosted","php"],"confidence":0.8,"needs_auth":"yes","worst_case":"attacker takes over superadmin account via hijacked session","analyst_note":"Check the upstream phpMyFAQ advisory or GitHub fix commit for the exact patched version and any mitigation steps, since the sources give only the NVD record.","how_to_check":"Check the installed phpMyFAQ version (unknown exact command; look at the version in the admin panel or the installed files).\nIf the version is below 4.1.9, or between 4.2.0-alpha and 4.2.0-beta, you are exposed.\nunknown for other config checks.","needs_analyst":true,"not_affected_if":["version-4.1.9-or-later","version-4.2.0-beta-or-later"],"user_interaction":"no","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000572,"input_tokens":2960,"output_tokens":552,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-111884':12A,15A '-2026':11A,14A '2fa':73B,141C '4.1.9':24B,78C '4.2.0':26B,29B,80C,83C 'account':8A,36B,71B,94C,142C 'alpha':27B,81C 'api/user/data/update':105C 'attack':51B,114C 'beta':30B,84C 'chang':3A,34B,92C 'check':6A,43B,106C 'control':101C 'csrf':48B,111C 'current':41B,89C 'cve':10A,13A 'e':96C,123C 'e-mail':95C,122C 'email':2A,37B,59B 'enabl':7A 'enter':39B 'flow':135C 'hijack':54B,117C 'hold':52B 'host':21B 'includ':74B,143C 'let':31B 'mail':97C,124C 'mailbox':63B,128C 'non':140C 'non-2fa':139C 'packag':16B 'panel':102C 'password':5A,42B,67B,90C,133C 'password-reset':132C 'php':17B 'phpmyfaq':1A,18B,22B,76C 'point':57B 'requir':87C 'reset':65B,134C 'self':20B 'self-host':19B 'session':46B,55B,109C,118C 'set':120C 'skip':4A 'superadmin':75B,144C 'take':69B,137C 'takeov':9A 'token':49B,112C 'updatedata':104C 'use':130C 'user':33B,100C 'usercontrol':103C 'without':38B,72B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-17T19:16:29+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/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":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-111884","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111884","severity":null,"published_at":"2026-10-17T19:16:29+00:00","modified_at":"2026-10-18T13:16:35+00:00","first_seen_at":"2026-10-23T21:57:14+00:00","fetched_at":"2026-10-23T22:28:55+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"}