{"id":"CVE-2026-111031","kind":"vulnerability","aliases":["CVE-2026-111031"],"related":[],"title":"Welcart e-Commerce WordPress plugin: unvalidated redirect to external sites","description":"The Welcart e-Commerce WordPress plugin before 2.12.6 does not validate a user-supplied URL before using it in a redirect, allowing unauthenticated attackers to redirect users to arbitrary external websites.","summary":"The Welcart e-Commerce WordPress plugin does not validate a user-supplied URL before using it in a redirect. An unauthenticated attacker can send users to arbitrary external websites, which enables phishing.","severity":"medium","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["ecommerce","package","welcart-e-commerce","wordpress"],"not_affected_if":["plugin-version-2.12.6-or-later"],"how_to_check":"- Check the installed Welcart e-Commerce plugin version in the WordPress admin under Plugins, or with `wp plugin get welcart-e-commerce --field=version`\n- Confirm the version is below `2.12.6`","fix":"- Update the Welcart e-Commerce plugin to `2.12.6` or later","status":"open","published_at":"2026-10-28T06:16:34+00:00","first_seen_at":"2026-10-28T06:31:27+00:00","triaged_at":"2026-10-28T06:32:36+00:00","updated_at":"2026-10-28T06:32:36+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-28T06:32:36Z","model":"claude-haiku-5-5","output":{"fix":"- Update the Welcart e-Commerce plugin to `2.12.6` or later","reach":"internet","title":"Welcart e-Commerce WordPress plugin: unvalidated redirect to external sites","impact":"low","summary":"The Welcart e-Commerce WordPress plugin does not validate a user-supplied URL before using it in a redirect. An unauthenticated attacker can send users to arbitrary external websites, which enables phishing.","category":"package","nicknames":[],"who_cares":["wordpress","welcart-e-commerce","ecommerce"],"confidence":0.6,"needs_auth":"no","worst_case":"Visitors are redirected to attacker-controlled phishing sites","analyst_note":"","how_to_check":"- Check the installed Welcart e-Commerce plugin version in the WordPress admin under Plugins, or with `wp plugin get welcart-e-commerce --field=version`\n- Confirm the version is below `2.12.6`","needs_analyst":false,"not_affected_if":["plugin-version-2.12.6-or-later"],"who_is_affected":"Sites running the Welcart e-Commerce WordPress plugin before `2.12.6`. The sources do not say which plugin settings or pages make the redirect reachable, so unknown.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000568,"input_tokens":3290,"output_tokens":477,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-111031':14A,17A '-2026':13A,16A '2.12.6':67C 'allow':82C 'arbitrari':53B,89C 'attack':48B,84C 'commerc':4A,23B,29B,63C 'cve':12A,15A 'e':3A,22B,28B,62C 'e-commerc':2A,27B,61C 'ecommerc':18B 'enabl':57B 'extern':10A,54B,90C 'packag':19B 'phish':58B 'plugin':6A,31B,65C 'redirect':8A,45B,81C,86C 'send':50B 'site':11A 'suppli':38B,74C 'unauthent':47B,83C 'unvalid':7A 'url':39B,75C 'use':41B,77C 'user':37B,51B,73C,87C 'user-suppli':36B,72C 'valid':34B,70C 'websit':55B,91C 'welcart':1A,21B,26B,60C 'welcart-e-commerc':20B 'wordpress':5A,24B,30B,64C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Welcart e-Commerce WordPress plugin before `2.12.6`. The sources do not say which plugin settings or pages make the redirect reachable, so unknown.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-28T06:16:34+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-111031","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111031","severity":null,"published_at":"2026-10-28T06:16:34+00:00","modified_at":"2026-10-28T06:16:34+00:00","first_seen_at":"2026-10-28T06:31:27+00:00","fetched_at":"2026-10-28T06:31:27+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"}