{"id":"CVE-2026-105999","kind":"vulnerability","aliases":["CVE-2026-105999"],"related":[],"title":"Booking Package WordPress plugin leaks calendar settings and admin email addresses","description":"The Booking Package WordPress plugin before 1.7.31 does not perform authorization checks before returning calendar-account configuration in a response, allowing unauthenticated users to disclose sensitive settings including the administrator's notification email addresses.","summary":"The Booking Package WordPress plugin before 1.7.31 returns calendar-account configuration without checking who is asking. An unauthenticated visitor can read those settings, including the site administrator's notification email addresses.","severity":"medium","cvss":5.3,"epss":0.00262,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["booking-package","package","wordpress","wordpress-plugin"],"not_affected_if":["fixed-version","plugin-not-installed"],"how_to_check":"- Check the installed version of the Booking Package plugin in the WordPress admin plugin list or `wp plugin get booking-package --field=version` (the plugin slug is unknown from the sources; confirm it).\n- Confirm whether the plugin is active on the site.","fix":"- Update the Booking Package plugin to `1.7.31` or later.","status":"open","published_at":"2026-10-21T06:16:46+00:00","first_seen_at":"2026-10-23T21:57:28+00:00","triaged_at":"2026-10-25T04:21:13+00:00","updated_at":"2026-10-25T04:21:13+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:21:13Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Booking Package plugin to `1.7.31` or later.","reach":"internet","title":"Booking Package WordPress plugin leaks calendar settings and admin email addresses","impact":"low","summary":"The Booking Package WordPress plugin before 1.7.31 returns calendar-account configuration without checking who is asking. An unauthenticated visitor can read those settings, including the site administrator's notification email addresses.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-plugin","booking-package"],"confidence":0.7,"needs_auth":"no","worst_case":"Unauthenticated visitors read calendar settings and admin notification emails.","analyst_note":"","how_to_check":"- Check the installed version of the Booking Package plugin in the WordPress admin plugin list or `wp plugin get booking-package --field=version` (the plugin slug is unknown from the sources; confirm it).\n- Confirm whether the plugin is active on the site.","needs_analyst":false,"not_affected_if":["plugin-not-installed","fixed-version"],"who_is_affected":"Any WordPress site running the Booking Package plugin before `1.7.31` with calendar accounts configured is exposed to unauthenticated reads of those settings. Sites that do not run the plugin, or run a fixed version, can skip it.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000582,"input_tokens":3332,"output_tokens":497,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-105999':14A,17A '-2026':13A,16A '1.7.31':32B,64C 'account':36B,74C 'address':11A,57B,92C 'admin':9A 'administr':53B,88C 'allow':79C 'ask':42B 'author':68C 'book':1A,19B,27B,59C 'booking-packag':18B 'calendar':6A,35B,73C 'calendar-account':34B,72C 'check':39B,69C 'configur':37B,75C 'cve':12A,15A 'disclos':83C 'email':10A,56B,91C 'includ':50B,86C 'leak':5A 'notif':55B,90C 'packag':2A,20B,21B,28B,60C 'perform':67C 'plugin':4A,25B,30B,62C 'read':47B 'respons':78C 'return':33B,71C 'sensit':84C 'set':7A,49B,85C 'site':52B 'unauthent':44B,80C 'user':81C 'visitor':45B 'without':38B 'wordpress':3A,22B,24B,29B,61C 'wordpress-plugin':23B","nicknames":[],"mitigations":[],"who_affected":"Any WordPress site running the Booking Package plugin before `1.7.31` with calendar accounts configured is exposed to unauthenticated reads of those settings. Sites that do not run the plugin, or run a fixed version, can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-21T06:16:46+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-105999","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105999","severity":null,"published_at":"2026-10-21T06:16:46+00:00","modified_at":"2026-10-21T18:37:38+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-2026-105999","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-105999","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T13:15:55+00:00","fetched_at":"2026-10-24T13:15:55+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"}