{"id":"CVE-2026-107128","kind":"vulnerability","aliases":["CVE-2026-107128"],"related":[],"title":"WordPress LearnDash toolkit: subsite admin can lock out network users","description":"The Uncanny Toolkit for LearnDash WordPress plugin before 3.8.2 does not verify that the acting user is permitted to manage the targeted accounts before changing their verification state, allowing a subsite administrator on a multisite network to mark arbitrary network users outside their own site as unverified and prevent those users from logging in.","summary":"The Uncanny Toolkit for LearnDash WordPress plugin before 3.8.2 does not check whether the acting user may manage the accounts it changes. A subsite administrator on a WordPress multisite network can mark users outside their own site as unverified, which blocks those users from logging in.","severity":"medium","cvss":5.0,"epss":0.00221,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["learndash","package","wordpress","wordpress-multisite"],"not_affected_if":["plugin-updated","single-site"],"how_to_check":"- Check the installed version of the Uncanny Toolkit for LearnDash plugin in the WordPress admin plugins list; versions below `3.8.2` are affected.\n- Confirm the site runs WordPress multisite with more than one subsite.","fix":"- Update the Uncanny Toolkit for LearnDash plugin to `3.8.2` 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":"2026-10-25T04:29:28+00:00","updated_at":"2026-10-25T04:29:28+00:00","category":"package","confidence":0.7,"triage":{"at":"2026-10-25T04:29:28Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Uncanny Toolkit for LearnDash plugin to `3.8.2` or later.","reach":"network","title":"WordPress LearnDash toolkit: subsite admin can lock out network users","impact":"low","summary":"The Uncanny Toolkit for LearnDash WordPress plugin before 3.8.2 does not check whether the acting user may manage the accounts it changes. A subsite administrator on a WordPress multisite network can mark users outside their own site as unverified, which blocks those users from logging in.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-multisite","learndash"],"confidence":0.7,"needs_auth":"yes","worst_case":"Network users outside the attacker's site get locked out of logging in.","analyst_note":"","how_to_check":"- Check the installed version of the Uncanny Toolkit for LearnDash plugin in the WordPress admin plugins list; versions below `3.8.2` are affected.\n- Confirm the site runs WordPress multisite with more than one subsite.","needs_analyst":false,"not_affected_if":["single-site","plugin-updated"],"who_is_affected":"Only WordPress multisite networks that run the Uncanny Toolkit for LearnDash plugin before `3.8.2` are exposed, and the risk comes from subsite administrators who can reach the plugin's verification feature. Single-site installs are not affected by the cross-site part of this flaw.","user_interaction":"no","needs_special_setup":"yes","severity_if_unknown":"medium"},"cost_usd":0.000605,"input_tokens":3376,"output_tokens":535,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-107128':13A,16A '-2026':12A,15A '3.8.2':31B,76C 'account':42B,90C 'act':37B,82C 'admin':5A 'administr':47B,99C 'allow':96C 'arbitrari':106C 'block':63B 'chang':44B,92C 'check':34B 'cve':11A,14A 'learndash':2A,17B,27B,72C 'lock':7A 'log':67B,120C 'manag':40B,87C 'mark':54B,105C 'may':39B 'multisit':22B,51B,102C 'network':9A,52B,103C,107C 'outsid':56B,109C 'packag':18B 'permit':85C 'plugin':29B,74C 'prevent':116C 'site':59B,112C 'state':95C 'subsit':4A,46B,98C 'target':89C 'toolkit':3A,25B,70C 'uncanni':24B,69C 'unverifi':61B,114C 'user':10A,38B,55B,65B,83C,108C,118C 'verif':94C 'verifi':79C 'whether':35B 'wordpress':1A,19B,21B,28B,50B,73C 'wordpress-multisit':20B","nicknames":[],"mitigations":[],"who_affected":"Only WordPress multisite networks that run the Uncanny Toolkit for LearnDash plugin before `3.8.2` are exposed, and the risk comes from subsite administrators who can reach the plugin's verification feature. Single-site installs are not affected by the cross-site part of this flaw.","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:H/PR:H/UI:N/S:U/C:N/I:L/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-107128","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-107128","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-2026-107128","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-107128","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"}