{"id":"CVE-2026-110013","kind":"vulnerability","aliases":["CVE-2026-110013"],"related":[],"title":"Salon Booking System WordPress plugin: predictable API tokens let attackers impersonate staff","description":"The Salon Booking System  WordPress plugin before 10.31.9 does not generate its booking-API access tokens from a secure random source, instead deriving them from a value hardcoded in the Salon Booking System  WordPress plugin before 10.31.9 and the second at which a token was issued. An attacker able to constrain when a staff or administrator token was issued can compute a valid token and access the booking API as that user, including an administrator.","summary":"The Salon Booking System WordPress plugin before 10.31.9 derives its booking-API access tokens from a hardcoded value and the issue time instead of a secure random source. An attacker who can work out when a staff or administrator token was issued can compute a valid token and act on the booking API as that user, including an administrator.","severity":"medium","cvss":4.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","self-hosted","wordpress","wordpress-plugin"],"not_affected_if":["plugin-updated-to-10.31.9"],"how_to_check":"- Check the installed plugin version in the WordPress admin Plugins screen, or run `wp plugin get salon-booking-system --field=version` with WP-CLI, and confirm it is `10.31.9` or later.\n- unknown for any further check the sources give","fix":"- Update the Salon Booking System plugin to `10.31.9` or later.\n- After updating, consider rotating booking-API tokens for staff and administrator accounts, since tokens issued before the fix may have been predictable.","status":"open","published_at":"2026-10-16T07:17:10+00:00","first_seen_at":"2026-10-23T21:57:12+00:00","triaged_at":"2026-10-25T04:33:40+00:00","updated_at":"2026-10-25T04:33:40+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-25T04:33:40Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Salon Booking System plugin to `10.31.9` or later.\n- After updating, consider rotating booking-API tokens for staff and administrator accounts, since tokens issued before the fix may have been predictable.","reach":"internet","title":"Salon Booking System WordPress plugin: predictable API tokens let attackers impersonate staff","impact":"high","summary":"The Salon Booking System WordPress plugin before 10.31.9 derives its booking-API access tokens from a hardcoded value and the issue time instead of a secure random source. An attacker who can work out when a staff or administrator token was issued can compute a valid token and act on the booking API as that user, including an administrator.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-plugin","self-hosted"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Attacker gains administrator access to the booking API.","analyst_note":"Sources do not say whether the booking API is reachable without credentials, or which token endpoints are affected; check the plugin changelog and advisory for 10.31.9.","how_to_check":"- Check the installed plugin version in the WordPress admin Plugins screen, or run `wp plugin get salon-booking-system --field=version` with WP-CLI, and confirm it is `10.31.9` or later.\n- unknown for any further check the sources give","needs_analyst":true,"not_affected_if":["plugin-updated-to-10.31.9"],"who_is_affected":"Sites running the Salon Booking System WordPress plugin before 10.31.9 that expose its booking API are affected. Sites without the plugin, or running 10.31.9 or later, can skip this.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000643,"input_tokens":3357,"output_tokens":614,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-110013':15A,18A '-2026':14A,17A '10.31.9':34B,94C,124C 'abl':136C 'access':40B,102C,153C 'act':76B 'administr':66B,86B,143C,162C 'api':7A,39B,80B,101C,156C 'attack':10A,57B,135C 'book':2A,29B,38B,79B,89C,100C,119C,155C 'booking-api':37B,99C 'comput':71B,148C 'constrain':138C 'cve':13A,16A 'deriv':35B,110C 'generat':97C 'hardcod':44B,115C 'host':22B 'imperson':11A 'includ':84B,160C 'instead':50B,109C 'issu':48B,69B,133C,146C 'let':9A 'packag':19B 'plugin':5A,26B,32B,92C,122C 'predict':6A 'random':54B,107C 'salon':1A,28B,88C,118C 'second':127C 'secur':53B,106C 'self':21B 'self-host':20B 'sourc':55B,108C 'staff':12A,64B,141C 'system':3A,30B,90C,120C 'time':49B 'token':8A,41B,67B,74B,103C,131C,144C,151C 'user':83B,159C 'valid':73B,150C 'valu':45B,114C 'wordpress':4A,23B,25B,31B,91C,121C 'wordpress-plugin':24B 'work':60B","nicknames":[],"mitigations":[],"who_affected":"Sites running the Salon Booking System WordPress plugin before 10.31.9 that expose its booking API are affected. Sites without the plugin, or running 10.31.9 or later, can skip this.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-16T07:17:10+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110013","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110013","severity":null,"published_at":"2026-10-16T07:17:10+00:00","modified_at":"2026-10-16T15:17:08+00:00","first_seen_at":"2026-10-23T21:57:12+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"}