{"id":"CVE-2026-116399","kind":"vulnerability","aliases":["CVE-2026-116399"],"related":[],"title":"InstaWP Connect WordPress plugin: CSRF lets attackers trigger site actions","description":"Cross-Site Request Forgery (CSRF) vulnerability in InstaWP InstaWP Connect instawp-connect allows Cross Site Request Forgery.This issue affects InstaWP Connect: from n/a through 0.1.4.2.","summary":"InstaWP Connect (instawp-connect) is vulnerable to cross-site request forgery, affecting versions through 0.1.4.2. An attacker who lures a logged-in site administrator to a malicious page can make the plugin perform actions on the site as that administrator.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["instawp-connect","package","wordpress"],"not_affected_if":["plugin-not-installed"],"how_to_check":"- Check the installed version of instawp-connect in the WordPress plugins list or `wp plugin get instawp-connect --field=version`\n- Compare against the affected range: through `0.1.4.2`","fix":"- InstaWP Connect: a fixed version above `0.1.4.2` is not stated in the sources; unknown","status":"open","published_at":"2026-10-29T14:17:50+00:00","first_seen_at":"2026-10-29T14:25:23+00:00","triaged_at":"2026-10-29T14:25:51+00:00","updated_at":"2026-10-29T14:25:51+00:00","category":"package","confidence":0.5,"triage":{"at":"2026-10-29T14:25:51Z","model":"claude-haiku-5-5","output":{"fix":"- InstaWP Connect: a fixed version above `0.1.4.2` is not stated in the sources; unknown","reach":"internet","title":"InstaWP Connect WordPress plugin: CSRF lets attackers trigger site actions","impact":"medium","summary":"InstaWP Connect (instawp-connect) is vulnerable to cross-site request forgery, affecting versions through 0.1.4.2. An attacker who lures a logged-in site administrator to a malicious page can make the plugin perform actions on the site as that administrator.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","instawp-connect"],"confidence":0.5,"fix_status":"unknown","needs_auth":"no","worst_case":"forged admin requests change site settings or data","analyst_note":"Confirm the fixed version and the exact actions reachable via CSRF; the NVD entry gives only the affected range.","how_to_check":"- Check the installed version of instawp-connect in the WordPress plugins list or `wp plugin get instawp-connect --field=version`\n- Compare against the affected range: through `0.1.4.2`","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed"],"who_is_affected":"Sites running the InstaWP Connect plugin at version 0.1.4.2 or earlier are in the affected range. The exposure depends on an administrator being tricked into visiting an attacker-controlled page while logged in; sites without the plugin installed can skip it.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000694,"input_tokens":4125,"output_tokens":562,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-116399':13A,16A '-2026':12A,15A '0.1.4.2':38B,91C 'action':10A,58B 'administr':48B,64B 'affect':35B,85C 'allow':79C 'attack':7A,40B 'connect':2A,19B,23B,26B,75C,78C,87C 'cross':31B,66C,80C 'cross-sit':30B,65C 'csrf':5A,70C 'cve':11A,14A 'forgeri':34B,69C 'forgery.this':83C 'instawp':1A,18B,22B,25B,73C,74C,77C,86C 'instawp-connect':17B,24B,76C 'issu':84C 'let':6A 'log':45B 'logged-in':44B 'lure':42B 'make':54B 'malici':51B 'n/a':89C 'packag':20B 'page':52B 'perform':57B 'plugin':4A,56B 'request':33B,68C,82C 'site':9A,32B,47B,61B,67C,81C 'trigger':8A 'version':36B 'vulner':28B,71C 'wordpress':3A,21B","nicknames":[],"mitigations":[],"who_affected":"Sites running the InstaWP Connect plugin at version 0.1.4.2 or earlier are in the affected range. The exposure depends on an administrator being tricked into visiting an attacker-controlled page while logged in; sites without the plugin installed can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T14:17:50+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"audit@patchstack.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-116399","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116399","severity":null,"published_at":"2026-10-29T14:17:50+00:00","modified_at":"2026-10-29T14:17:50+00:00","first_seen_at":"2026-10-29T14:25:23+00:00","fetched_at":"2026-10-29T14:25:23+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"}