{"id":"CVE-2026-96367","kind":"vulnerability","aliases":["CVE-2026-96367"],"related":[],"title":"Drupal Webform: privilege flaw lets users plant stored XSS","description":"Privilege Defined With Unsafe Actions vulnerability in Drupal Webform allows Stored XSS. This issue affects Webform versions: from 0.0.0 to 6.2.12, from 6.3.0 to 6.3.1.","summary":"Drupal Webform module versions up to 6.2.12 and 6.3.0 through 6.3.1 have a privilege definition flaw that allows stored cross-site scripting. A user with the affected permission can store script in a form that runs in another user's browser.","severity":"medium","cvss":4.6,"epss":0.00225,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["drupal","package","self-hosted","webform"],"not_affected_if":["webform-not-installed"],"how_to_check":"- Check the installed Webform version with `drush pm:list --filter=webform` or the Extend page in Drupal admin.\n- Confirm whether the Webform module is enabled on the site.","fix":"- Upgrade the Webform module to a version newer than `6.3.1` or `6.2.12`, as listed in the Drupal security advisory (unknown exact fixed version in sources).","status":"open","published_at":"2026-10-22T02:17:06+00:00","first_seen_at":"2026-10-23T21:57:30+00:00","triaged_at":"2026-10-25T04:35:23+00:00","updated_at":"2026-10-25T04:35:23+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-25T04:35:23Z","model":"claude-haiku-5-5","output":{"fix":"- Upgrade the Webform module to a version newer than `6.3.1` or `6.2.12`, as listed in the Drupal security advisory (unknown exact fixed version in sources).","reach":"internet","title":"Drupal Webform: privilege flaw lets users plant stored XSS","impact":"medium","summary":"Drupal Webform module versions up to 6.2.12 and 6.3.0 through 6.3.1 have a privilege definition flaw that allows stored cross-site scripting. A user with the affected permission can store script in a form that runs in another user's browser.","category":"package","nicknames":[],"who_cares":["drupal","webform","self-hosted"],"confidence":0.6,"needs_auth":"yes","worst_case":"script runs in other users' browsers, session cookies stolen","analyst_note":"","how_to_check":"- Check the installed Webform version with `drush pm:list --filter=webform` or the Extend page in Drupal admin.\n- Confirm whether the Webform module is enabled on the site.","needs_analyst":false,"not_affected_if":["webform-not-installed"],"who_is_affected":"Drupal sites running the Webform module in the affected version ranges. Sites without Webform installed, or running a fixed release, are not exposed. The sources do not say which roles hold the vulnerable permission in default configuration.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000582,"input_tokens":3338,"output_tokens":496,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':11A,14A '-96367':12A,15A '0.0.0':82C '6.2.12':28B,84C '6.3.0':30B,86C '6.3.1':32B,88C 'action':68C 'affect':49B,78C 'allow':39B,73C 'anoth':60B 'browser':63B 'cross':42B 'cross-sit':41B 'cve':10A,13A 'defin':65C 'definit':36B 'drupal':1A,16B,22B,71C 'flaw':4A,37B 'form':56B 'host':20B 'issu':77C 'let':5A 'modul':24B 'packag':17B 'permiss':50B 'plant':7A 'privileg':3A,35B,64C 'run':58B 'script':44B,53B 'self':19B 'self-host':18B 'site':43B 'store':8A,40B,52B,74C 'unsaf':67C 'user':6A,46B,61B 'version':25B,80C 'vulner':69C 'webform':2A,21B,23B,72C,79C 'xss':9A,75C","nicknames":[],"mitigations":[],"who_affected":"Drupal sites running the Webform module in the affected version ranges. Sites without Webform installed, or running a fixed release, are not exposed. The sources do not say which roles hold the vulnerable permission in default configuration.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-22T02:17:06+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-96367","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96367","severity":null,"published_at":"2026-10-22T02:17:06+00:00","modified_at":"2026-10-22T16:54:17+00:00","first_seen_at":"2026-10-23T21:57:30+00:00","fetched_at":"2026-10-23T22:29:02+00:00","note":null},{"source":"epss","external_id":"CVE-2026-96367","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-96367","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-24T07:15:51+00:00","fetched_at":"2026-10-24T07:15:51+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"}