{"id":"CVE-2026-119520","kind":"vulnerability","aliases":["CVE-2026-119520"],"related":[],"title":"Spectra WordPress plugin: stored XSS through 2.20.4 lets scripts run","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Spectra ultimate-addons-for-gutenberg allows Stored XSS.This issue affects Spectra: from n/a through 2.20.4.","summary":"Spectra (ultimate-addons-for-gutenberg), a WordPress block plugin by Brainstorm Force, fails to neutralize input when generating web pages, enabling stored cross-site scripting. An attacker who can store content can make scripts run in other users' browsers.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","spectra","ultimate-addons-for-gutenberg","wordpress"],"not_affected_if":["plugin-not-installed"],"how_to_check":"- Check the installed Spectra plugin version in the WordPress admin under Plugins, or with `wp plugin get ultimate-addons-for-gutenberg --field=version`\n- Compare it against the affected range: versions through `2.20.4`","fix":"- Spectra (ultimate-addons-for-gutenberg): a fixed version is not stated in the sources; affected range is through `2.20.4`","status":"open","published_at":"2026-11-07T10:17:09+00:00","first_seen_at":"2026-11-07T10:46:40+00:00","triaged_at":"2026-11-07T10:48:29+00:00","updated_at":"2026-11-07T10:48:29+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-11-07T10:48:29Z","model":"claude-haiku-5-5","output":{"fix":"- Spectra (ultimate-addons-for-gutenberg): a fixed version is not stated in the sources; affected range is through `2.20.4`","reach":"internet","title":"Spectra WordPress plugin: stored XSS through 2.20.4 lets scripts run","impact":"medium","summary":"Spectra (ultimate-addons-for-gutenberg), a WordPress block plugin by Brainstorm Force, fails to neutralize input when generating web pages, enabling stored cross-site scripting. An attacker who can store content can make scripts run in other users' browsers.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","spectra","ultimate-addons-for-gutenberg"],"confidence":0.6,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Attacker scripts run in visitor or admin browsers on the site","analyst_note":"Confirm the fixed version and required privilege level from the NVD entry or Wordfence/Patchstack advisory for Spectra.","how_to_check":"- Check the installed Spectra plugin version in the WordPress admin under Plugins, or with `wp plugin get ultimate-addons-for-gutenberg --field=version`\n- Compare it against the affected range: versions through `2.20.4`","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed"],"who_is_affected":"Sites running the Spectra (ultimate-addons-for-gutenberg) WordPress plugin at version 2.20.4 or earlier. The sources do not say which contributor roles can store the payload, so sites with multiple authors or user-submitted content are the most exposed.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000734,"input_tokens":4227,"output_tokens":622,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-119520':13A,16A '-2026':12A,15A '2.20.4':7A,97C 'addon':21B,28B,85C 'affect':92C 'allow':88C 'attack':53B 'block':33B 'brainstorm':36B,80C 'browser':65B 'content':57B 'cross':49B,75C 'cross-sit':48B,74C 'cve':11A,14A 'enabl':46B 'fail':38B 'forc':37B,81C 'generat':43B,73C 'gutenberg':23B,30B,87C 'improp':66C 'input':41B,69C 'issu':91C 'let':8A 'make':59B 'n/a':95C 'neutral':40B,67C 'packag':17B 'page':45B,72C 'plugin':3A,34B 'run':10A,61B 'script':9A,51B,60B,77C 'site':50B,76C 'spectra':1A,18B,25B,82C,93C 'store':4A,47B,56B,89C 'ultim':20B,27B,84C 'ultimate-addons-for-gutenberg':19B,26B,83C 'user':64B 'vulner':78C 'web':44B,71C 'wordpress':2A,24B,32B 'xss':5A 'xss.this':90C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Spectra (ultimate-addons-for-gutenberg) WordPress plugin at version 2.20.4 or earlier. The sources do not say which contributor roles can store the payload, so sites with multiple authors or user-submitted content are the most exposed.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["medium","package","spectra","ultimateaddonsforgutenberg","wordpress"],"campaign_type":null,"search_a":"'-119520':13A,16A '-2026':12A,15A '2.20.4':7A 'cve':11A,14A 'let':8A 'plugin':3A 'run':10A 'script':9A 'spectra':1A 'store':4A 'wordpress':2A 'xss':5A","search_b":"'addon':21B,28B 'attack':53B 'block':33B 'brainstorm':36B 'browser':65B 'content':57B 'cross':49B 'cross-sit':48B 'enabl':46B 'fail':38B 'forc':37B 'generat':43B 'gutenberg':23B,30B 'input':41B 'make':59B 'neutral':40B 'packag':17B 'page':45B 'plugin':34B 'run':61B 'script':51B,60B 'site':50B 'spectra':18B,25B 'store':47B,56B 'ultim':20B,27B 'ultimate-addons-for-gutenberg':19B,26B 'user':64B 'web':44B 'wordpress':24B,32B","search_c":"'2.20.4':97C 'addon':85C 'affect':92C 'allow':88C 'brainstorm':80C 'cross':75C 'cross-sit':74C 'forc':81C 'generat':73C 'gutenberg':87C 'improp':66C 'input':69C 'issu':91C 'n/a':95C 'neutral':67C 'page':72C 'script':77C 'site':76C 'spectra':82C,93C 'store':89C 'ultim':84C 'ultimate-addons-for-gutenberg':83C 'vulner':78C 'web':71C 'xss.this':90C","first_public_at":"2026-11-07T10:17:09+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-2026-119520","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119520","severity":null,"published_at":"2026-11-07T10:17:09+00:00","modified_at":"2026-11-07T10:17:09+00:00","first_seen_at":"2026-11-07T10:46:40+00:00","fetched_at":"2026-11-07T10:46:40+00:00","note":null}],"documents":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}