{"id":"CVE-2026-111631","kind":"vulnerability","aliases":["CVE-2026-111631"],"related":[],"title":"Distributor WordPress plugin: Contributor users can leak stored connection credentials","description":"Distributor before 2.3.2 contains a missing authorization vulnerability that allows Contributor-level users to invoke external connection AJAX actions intended for manage_options users. Attackers can call dt_verify_external_connection with a chosen endpointId and url to send stored connection credentials to attacker-controlled servers, or abuse dt_begin_authorization to create connections.","summary":"Distributor, a WordPress plugin, has a missing authorization check that lets Contributor-level users call AJAX actions meant only for administrators. An attacker can send stored external connection credentials to a server they control, or create new connections.","severity":"medium","cvss":5.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["distributor","package","wordpress","wordpress-plugins"],"not_affected_if":["distributor-2.3.2-or-later","no-contributor-users"],"how_to_check":"- Check the installed Distributor plugin version in the WordPress admin plugins list or with `wp plugin get distributor --field=version`\n- Confirm whether untrusted users hold the Contributor role on the site","fix":"- Update the Distributor plugin to `2.3.2` or later\n- Rotate any external connection credentials stored in Distributor if the site ran an older version with Contributor users present","status":"open","published_at":"2026-10-16T18:17:43+00:00","first_seen_at":"2026-10-23T21:57:13+00:00","triaged_at":"2026-10-25T04:18:25+00:00","updated_at":"2026-10-25T04:18:25+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:18:25Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Distributor plugin to `2.3.2` or later\n- Rotate any external connection credentials stored in Distributor if the site ran an older version with Contributor users present","reach":"internet","title":"Distributor WordPress plugin: Contributor users can leak stored connection credentials","impact":"medium","summary":"Distributor, a WordPress plugin, has a missing authorization check that lets Contributor-level users call AJAX actions meant only for administrators. An attacker can send stored external connection credentials to a server they control, or create new connections.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-plugins","distributor"],"confidence":0.7,"needs_auth":"yes","worst_case":"Stored connection credentials are sent to attacker-controlled servers","analyst_note":"","how_to_check":"- Check the installed Distributor plugin version in the WordPress admin plugins list or with `wp plugin get distributor --field=version`\n- Confirm whether untrusted users hold the Contributor role on the site","needs_analyst":false,"not_affected_if":["no-contributor-users","distributor-2.3.2-or-later"],"who_is_affected":"Sites running Distributor before `2.3.2` that have Contributor accounts, including accounts that can be created by open registration or by a compromised author account. Sites with no Contributor-level users can rate the exposure lower, but the sources do not say whether other roles are also reachable.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.0006,"input_tokens":3339,"output_tokens":532,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-111631':13A,16A '-2026':12A,15A '2.3.2':64C 'abus':111C 'action':40B,81C 'administr':44B 'ajax':39B,80C 'allow':71C 'attack':46B,87C,107C 'attacker-control':106C 'author':30B,68C,114C 'begin':113C 'call':38B,89C 'check':31B 'chosen':96C 'connect':9A,51B,61B,79C,93C,103C,117C 'contain':65C 'contributor':4A,35B,73C 'contributor-level':34B,72C 'control':57B,108C 'creat':59B,116C 'credenti':10A,52B,104C 'cve':11A,14A 'distributor':1A,17B,23B,62C 'dt':90C,112C 'endpointid':97C 'extern':50B,78C,92C 'intend':82C 'invok':77C 'leak':7A 'let':33B 'level':36B,74C 'manag':84C 'meant':41B 'miss':29B,67C 'new':60B 'option':85C 'packag':18B 'plugin':3A,22B,26B 'send':48B,101C 'server':55B,109C 'store':8A,49B,102C 'url':99C 'user':5A,37B,75C,86C 'verifi':91C 'vulner':69C 'wordpress':2A,19B,21B,25B 'wordpress-plugin':20B","nicknames":[],"mitigations":[],"who_affected":"Sites running Distributor before `2.3.2` that have Contributor accounts, including accounts that can be created by open registration or by a compromised author account. Sites with no Contributor-level users can rate the exposure lower, but the sources do not say whether other roles are also reachable.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-16T18:17:43+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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-2026-111631","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111631","severity":null,"published_at":"2026-10-16T18:17:43+00:00","modified_at":"2026-10-16T22:17:21+00:00","first_seen_at":"2026-10-23T21:57:13+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"}