{"id":"CVE-2026-114452","kind":"vulnerability","aliases":["CVE-2026-114452"],"related":[],"title":"Membership Plugin for WordPress: members can read others' Stripe payment secrets","description":"The Membership Plugin  WordPress plugin before 4.0.6 does not verify that the membership referenced in a saved-card payment request belongs to the user making it, allowing subscriber-level members to disclose another member's Stripe payment client secret and attach a payment method of their choosing to another member's pending payment.","summary":"The Membership Plugin for WordPress before 4.0.6 does not check that a saved-card payment request belongs to the requesting user. A subscriber-level member can obtain another member's Stripe payment client secret and attach their own payment method to that member's pending payment.","severity":"medium","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["membership-plugin","package","stripe","wordpress"],"not_affected_if":["plugin-version-4.0.6-or-later"],"how_to_check":"- Check the installed Membership Plugin version in the WordPress admin plugins list or the plugin's main file header.","fix":"- Move to Membership Plugin `4.0.6` or later.","status":"open","published_at":"2026-11-15T07:16:54+00:00","first_seen_at":"2026-11-15T07:36:11+00:00","triaged_at":"2026-11-15T07:36:21+00:00","updated_at":"2026-11-15T07:36:21+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-11-15T07:36:21Z","model":"claude-haiku-5-5","output":{"fix":"- Move to Membership Plugin `4.0.6` or later.","reach":"internet","title":"Membership Plugin for WordPress: members can read others' Stripe payment secrets","impact":"medium","summary":"The Membership Plugin for WordPress before 4.0.6 does not check that a saved-card payment request belongs to the requesting user. A subscriber-level member can obtain another member's Stripe payment client secret and attach their own payment method to that member's pending payment.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","stripe","membership-plugin"],"confidence":0.6,"fix_status":"available","needs_auth":"yes","worst_case":"Another member's payment secret is exposed and a foreign payment method is attached","analyst_note":"Confirm the affected version range and the exact fixed version from the plugin vendor's changelog or the WordPress.org plugin page; the NVD entry alone gives only 'before 4.0.6'.","how_to_check":"- Check the installed Membership Plugin version in the WordPress admin plugins list or the plugin's main file header.\n- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":["plugin-version-4.0.6-or-later"],"who_is_affected":"Sites running the Membership Plugin for WordPress before 4.0.6 that accept saved-card payments through Stripe and have subscriber-level member accounts. The sources do not say whether the flaw depends on specific settings beyond the saved-card payment flow.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000742,"input_tokens":4549,"output_tokens":575,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-114452':14A,17A '-2026':13A,16A '4.0.6':30B,78C 'allow':99C 'anoth':53B,106C,122C 'attach':61B,114C 'belong':41B,93C 'card':38B,90C 'check':33B 'choos':120C 'client':58B,111C 'cve':12A,15A 'disclos':105C 'level':49B,102C 'make':97C 'member':5A,50B,54B,68B,103C,107C,123C 'membership':1A,19B,25B,73C,84C 'membership-plugin':18B 'method':65B,117C 'obtain':52B 'other':8A 'packag':21B 'payment':10A,39B,57B,64B,71B,91C,110C,116C,126C 'pend':70B,125C 'plugin':2A,20B,26B,74C,76C 'read':7A 'referenc':85C 'request':40B,44B,92C 'save':37B,89C 'saved-card':36B,88C 'secret':11A,59B,112C 'stripe':9A,22B,56B,109C 'subscrib':48B,101C 'subscriber-level':47B,100C 'user':45B,96C 'verifi':81C 'wordpress':4A,23B,28B,75C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Membership Plugin for WordPress before 4.0.6 that accept saved-card payments through Stripe and have subscriber-level member accounts. The sources do not say whether the flaw depends on specific settings beyond the saved-card payment flow.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["medium","membershipplugin","package","stripe","wordpress"],"campaign_type":null,"search_a":"'-114452':14A,17A '-2026':13A,16A 'cve':12A,15A 'member':5A 'membership':1A 'other':8A 'payment':10A 'plugin':2A 'read':7A 'secret':11A 'stripe':9A 'wordpress':4A","search_b":"'4.0.6':30B 'anoth':53B 'attach':61B 'belong':41B 'card':38B 'check':33B 'client':58B 'level':49B 'member':50B,54B,68B 'membership':19B,25B 'membership-plugin':18B 'method':65B 'obtain':52B 'packag':21B 'payment':39B,57B,64B,71B 'pend':70B 'plugin':20B,26B 'request':40B,44B 'save':37B 'saved-card':36B 'secret':59B 'stripe':22B,56B 'subscrib':48B 'subscriber-level':47B 'user':45B 'wordpress':23B,28B","search_c":"'4.0.6':78C 'allow':99C 'anoth':106C,122C 'attach':114C 'belong':93C 'card':90C 'choos':120C 'client':111C 'disclos':105C 'level':102C 'make':97C 'member':103C,107C,123C 'membership':73C,84C 'method':117C 'payment':91C,110C,116C,126C 'pend':125C 'plugin':74C,76C 'referenc':85C 'request':92C 'save':89C 'saved-card':88C 'secret':112C 'stripe':109C 'subscrib':101C 'subscriber-level':100C 'user':96C 'verifi':81C 'wordpress':75C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-15T07:16:54+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-114452","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114452","severity":null,"published_at":"2026-11-15T07:16:54+00:00","modified_at":"2026-11-15T07:16:54+00:00","first_seen_at":"2026-11-15T07:36:11+00:00","fetched_at":"2026-11-15T07:36:11+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}