{"id":"CVE-2026-116850","kind":"vulnerability","aliases":["CVE-2026-116850"],"related":[],"title":"Happy Addons for Elementor: stored XSS lets attackers run scripts in pages","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in weDevs Happy Addons for Elementor happy-elementor-addons allows Stored XSS.This issue affects Happy Addons for Elementor: from n/a through 3.50.1.","summary":"Happy Addons for Elementor, a WordPress plugin from weDevs, has a stored cross-site scripting flaw that affects versions through 3.50.1. An attacker who can store content on the site can make scripts run in other visitors' browsers.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["elementor","happy-elementor-addons","package","wordpress"],"not_affected_if":["plugin-not-installed"],"how_to_check":"- Check the installed version of Happy Addons for Elementor (`happy-elementor-addons`) in the WordPress plugins screen or the plugin header.\n- Confirm whether the plugin is active on the site.","fix":"- Happy Addons for Elementor (`happy-elementor-addons`): a fixed version later than `3.50.1`; the exact version is unknown.","status":"open","published_at":"2026-10-29T15:17:20+00:00","first_seen_at":"2026-10-29T15:25:39+00:00","triaged_at":"2026-10-29T15:26:39+00:00","updated_at":"2026-10-29T15:26:39+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-29T15:26:39Z","model":"claude-haiku-5-5","output":{"fix":"- Happy Addons for Elementor (`happy-elementor-addons`): a fixed version later than `3.50.1`; the exact version is unknown.","reach":"internet","title":"Happy Addons for Elementor: stored XSS lets attackers run scripts in pages","impact":"medium","summary":"Happy Addons for Elementor, a WordPress plugin from weDevs, has a stored cross-site scripting flaw that affects versions through 3.50.1. An attacker who can store content on the site can make scripts run in other visitors' browsers.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","elementor","happy-elementor-addons"],"confidence":0.6,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Scripts run in visitors' browsers and steal sessions or data","analyst_note":"Confirm the fixed version and required privileges from the NVD entry (https://nvd.nist.gov/vuln/detail/CVE-2026-116850) or the plugin's changelog.","how_to_check":"- Check the installed version of Happy Addons for Elementor (`happy-elementor-addons`) in the WordPress plugins screen or the plugin header.\n- Confirm whether the plugin is active on the site.","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed"],"who_is_affected":"Sites running the Happy Addons for Elementor WordPress plugin through version 3.50.1 are affected. The stored-XSS flaw needs content to be stored on the site, so the level of access an attacker needs is unknown from the sources. Sites without this plugin can skip it.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.00072,"input_tokens":4132,"output_tokens":614,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-116850':15A,18A '-2026':14A,17A '3.50.1':47B,100C 'addon':2A,23B,27B,81C,87C,94C 'affect':44B,92C 'allow':88C 'attack':8A,49B 'browser':64B 'content':53B 'cross':39B,74C 'cross-sit':38B,73C 'cve':13A,16A 'elementor':4A,19B,22B,29B,83C,86C,96C 'flaw':42B 'generat':72C 'happi':1A,21B,26B,80C,85C,93C 'happy-elementor-addon':20B,84C 'improp':65C 'input':68C 'issu':91C 'let':7A 'make':58B 'n/a':98C 'neutral':66C 'packag':24B 'page':12A,71C 'plugin':32B 'run':9A,60B 'script':10A,41B,59B,76C 'site':40B,56B,75C 'store':5A,37B,52B,89C 'version':45B 'visitor':63B 'vulner':77C 'web':70C 'wedev':34B,79C 'wordpress':25B,31B 'xss':6A 'xss.this':90C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Happy Addons for Elementor WordPress plugin through version 3.50.1 are affected. The stored-XSS flaw needs content to be stored on the site, so the level of access an attacker needs is unknown from the sources. Sites without this plugin can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T15:17:20+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","cvss_by":"audit@patchstack.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-116850","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116850","severity":null,"published_at":"2026-10-29T15:17:20+00:00","modified_at":"2026-10-29T15:18:54+00:00","first_seen_at":"2026-10-29T15:25:39+00:00","fetched_at":"2026-10-29T15:25:39+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"}