{"id":"CVE-2026-86611","kind":"vulnerability","aliases":["CVE-2026-86611"],"related":[],"title":"WordPress Download Manager plugin: CSRF lets attackers change admin privacy and storage settings","description":"The Download Manager WordPress plugin before 3.3.71, Download Manager WordPress plugin before 7.5.9 does not have CSRF checks in some places, allowing attackers to make a logged in admin update its privacy and storage settings via a crafted link, including the credential that gates its unauthenticated maintenance endpoint.","summary":"The Download Manager WordPress plugin lacks CSRF checks in some places, so a crafted link can make a logged-in admin change its privacy and storage settings. The changed settings include the credential that gates the plugin's unauthenticated maintenance endpoint.","severity":"medium","cvss":4.3,"epss":0.00104,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","self-hosted","wordpress","wordpress-plugins"],"not_affected_if":["patched-version","plugin-not-installed"],"how_to_check":"- Check the installed plugin version in the WordPress admin under Plugins, or with `wp plugin get download-manager --field=version`\n- unknown","fix":"- Update the Download Manager plugin to `3.3.71` or later, or to `7.5.9` or later on the 7.x line\n- Rotate the maintenance endpoint credential if an admin may have followed a suspicious link\n- unknown","status":"open","published_at":"2026-10-21T06:16:50+00:00","first_seen_at":"2026-10-23T21:57:28+00:00","triaged_at":"2026-10-25T04:37:43+00:00","updated_at":"2026-10-25T04:37:43+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-25T04:37:43Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Download Manager plugin to `3.3.71` or later, or to `7.5.9` or later on the 7.x line\n- Rotate the maintenance endpoint credential if an admin may have followed a suspicious link\n- unknown","reach":"internet","title":"WordPress Download Manager plugin: CSRF lets attackers change admin privacy and storage settings","impact":"medium","summary":"The Download Manager WordPress plugin lacks CSRF checks in some places, so a crafted link can make a logged-in admin change its privacy and storage settings. The changed settings include the credential that gates the plugin's unauthenticated maintenance endpoint.","category":"package","nicknames":[],"who_cares":["wordpress","wordpress-plugins","self-hosted"],"confidence":0.6,"needs_auth":"yes","worst_case":"Attacker changes admin settings and obtains the maintenance endpoint credential.","analyst_note":"","how_to_check":"- Check the installed plugin version in the WordPress admin under Plugins, or with `wp plugin get download-manager --field=version`\n- unknown","needs_analyst":false,"not_affected_if":["plugin-not-installed","patched-version"],"who_is_affected":"Sites running the Download Manager WordPress plugin below the fixed versions where a logged-in administrator can be tricked into opening a crafted link. Sites without this plugin or running the fixed versions can skip it. unknown whether the sources name a specific affected version range for each branch.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.000613,"input_tokens":3373,"output_tokens":551,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-86611':16A,19A '3.3.71':76C '7.5.9':82C 'admin':9A,49B,98C 'allow':91C 'attack':7A,92C 'chang':8A,50B,57B 'check':35B,87C 'craft':41B,107C 'credenti':61B,111C 'csrf':5A,34B,86C 'cve':14A,17A 'download':2A,29B,71C,77C 'endpoint':69B,117C 'gate':63B,113C 'host':23B 'includ':59B,109C 'lack':33B 'let':6A 'link':42B,108C 'log':47B,96C 'logged-in':46B 'mainten':68B,116C 'make':44B,94C 'manag':3A,30B,72C,78C 'packag':20B 'place':38B,90C 'plugin':4A,27B,32B,65B,74C,80C 'privaci':10A,52B,101C 'self':22B 'self-host':21B 'set':13A,55B,58B,104C 'storag':12A,54B,103C 'unauthent':67B,115C 'updat':99C 'via':105C 'wordpress':1A,24B,26B,31B,73C,79C 'wordpress-plugin':25B","nicknames":[],"mitigations":[],"who_affected":"Sites running the Download Manager WordPress plugin below the fixed versions where a logged-in administrator can be tricked into opening a crafted link. Sites without this plugin or running the fixed versions can skip it. unknown whether the sources name a specific affected version range for each branch.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-21T06:16:50+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-86611","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86611","severity":null,"published_at":"2026-10-21T06:16:50+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-2026-86611","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-86611","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T13:15:54+00:00","fetched_at":"2026-10-24T13:15:54+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"}