{"id":"CVE-2026-120843","kind":"vulnerability","aliases":["CVE-2026-120843"],"related":[],"title":"WordPress Posts Table plugin: stored XSS through versions up to 1.4.14","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Barn2 Plugins Posts Table with Search & Sort posts-data-table allows Stored XSS.This issue affects Posts Table with Search & Sort: from n/a through 1.4.14.","summary":"The Posts Table with Search & Sort WordPress plugin by Barn2 does not neutralize input when generating pages, so stored cross-site scripting is possible. An attacker who can get script into the stored data can run it in the browser of anyone who views the page.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["barn2","package","posts-data-table","wordpress"],"not_affected_if":["plugin-not-installed","version-above-1.4.14"],"how_to_check":"- Check the installed version of the Posts Table with Search & Sort plugin (posts-data-table) in the WordPress admin plugin list\n- Compare it against the affected range: from unknown through `1.4.14`","fix":"- Move the Posts Table with Search & Sort plugin to a version newer than `1.4.14`; the exact fixed version is unknown from the sources","status":"open","published_at":"2026-11-03T17:18:07+00:00","first_seen_at":"2026-11-03T17:21:56+00:00","triaged_at":"2026-11-03T17:24:12+00:00","updated_at":"2026-11-03T17:24:12+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-11-03T17:24:12Z","model":"claude-haiku-5-5","output":{"fix":"- Move the Posts Table with Search & Sort plugin to a version newer than `1.4.14`; the exact fixed version is unknown from the sources","reach":"internet","title":"WordPress Posts Table plugin: stored XSS through versions up to 1.4.14","impact":"medium","summary":"The Posts Table with Search & Sort WordPress plugin by Barn2 does not neutralize input when generating pages, so stored cross-site scripting is possible. An attacker who can get script into the stored data can run it in the browser of anyone who views the page.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","barn2","posts-data-table"],"confidence":0.6,"fix_status":"unknown","needs_auth":"unknown","worst_case":"script runs in visitors' browsers, session data can be stolen","analyst_note":"Confirm the fixed version and the required privilege for storing the payload at https://nvd.nist.gov/vuln/detail/CVE-2026-120843 or the Wordfence/vendor advisory.","how_to_check":"- Check the installed version of the Posts Table with Search & Sort plugin (posts-data-table) in the WordPress admin plugin list\n- Compare it against the affected range: from unknown through `1.4.14`","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed","version-above-1.4.14"],"who_is_affected":"Sites running the Posts Table with Search & Sort WordPress plugin at version 1.4.14 or older. Exposure depends on whether untrusted users can store content that is later rendered by the plugin; the sources do not say which roles or settings are required.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000721,"input_tokens":4138,"output_tokens":614,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-120843':14A,17A '-2026':13A,16A '1.4.14':11A,110C 'affect':101C 'allow':97C 'anyon':67B 'attack':51B 'barn2':18B,34B,86C 'browser':65B 'cross':45B,81C 'cross-sit':44B,80C 'cve':12A,15A 'data':22B,59B,95C 'generat':40B,79C 'get':54B 'improp':72C 'input':38B,75C 'issu':100C 'n/a':108C 'neutral':37B,73C 'packag':19B 'page':41B,71B,78C 'plugin':4A,32B,87C 'possibl':49B 'post':2A,21B,26B,88C,94C,102C 'posts-data-t':20B,93C 'run':61B 'script':47B,55B,83C 'search':29B,91C,105C 'site':46B,82C 'sort':30B,92C,106C 'store':5A,43B,58B,98C 'tabl':3A,23B,27B,89C,96C,103C 'version':8A 'view':69B 'vulner':84C 'web':77C 'wordpress':1A,24B,31B 'xss':6A 'xss.this':99C","nicknames":[],"mitigations":[],"who_affected":"Sites running the Posts Table with Search & Sort WordPress plugin at version 1.4.14 or older. Exposure depends on whether untrusted users can store content that is later rendered by the plugin; the sources do not say which roles or settings are required.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["barn2","medium","package","postsdatatable","wordpress"],"campaign_type":null,"first_public_at":"2026-11-03T17:18:07+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-2026-120843","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120843","severity":null,"published_at":"2026-11-03T17:18:07+00:00","modified_at":"2026-11-03T17:18:07+00:00","first_seen_at":"2026-11-03T17:21:56+00:00","fetched_at":"2026-11-03T17:21:56+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"}