{"id":"CVE-2026-67400","kind":"vulnerability","aliases":["CVE-2026-67400"],"related":[],"title":"Collabora-style WOPI endpoint leaks configuration details to user tokens","description":"A missing token type check allowed to retrieve more additional information about the WOPI configuration with a user or guest token.","summary":"A missing token type check let a holder of a user or guest WOPI token retrieve extra details about the WOPI configuration. The sources do not name the product, and the exposed data is described only as additional configuration information.","severity":"low","cvss":3.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["other","self-hosted","wopi"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-10-27T17:17:02+00:00","first_seen_at":"2026-10-27T17:32:46+00:00","triaged_at":"2026-10-27T17:35:00+00:00","updated_at":"2026-10-27T17:35:00+00:00","category":"other","confidence":0.3,"triage":{"at":"2026-10-27T17:35:00Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"internet","title":"Collabora-style WOPI endpoint leaks configuration details to user tokens","impact":"low","summary":"A missing token type check let a holder of a user or guest WOPI token retrieve extra details about the WOPI configuration. The sources do not name the product, and the exposed data is described only as additional configuration information.","category":"other","nicknames":[],"who_cares":["wopi","self-hosted"],"confidence":0.3,"needs_auth":"yes","worst_case":"Configuration details disclosed to a user or guest token holder","analyst_note":"Identify the affected product and versions from the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-67400 and find the vendor advisory.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000495,"input_tokens":3245,"output_tokens":341,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-2026':13A,16A '-67400':14A,17A 'addit':60B,72C 'allow':68C 'check':27B,67C 'collabora':2A 'collabora-styl':1A 'configur':7A,44B,61B,77C 'cve':12A,15A 'data':55B 'describ':57B 'detail':8A,40B 'endpoint':5A 'expos':54B 'extra':39B 'guest':35B,82C 'holder':30B 'host':21B 'inform':62B,73C 'leak':6A 'let':28B 'miss':24B,64C 'name':49B 'product':51B 'retriev':38B,70C 'self':20B 'self-host':19B 'sourc':46B 'style':3A 'token':11A,25B,37B,65C,83C 'type':26B,66C 'user':10A,33B,80C 'wopi':4A,22B,36B,43B,76C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-27T17:17:02+00:00","kev":null,"cvss_vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","cvss_by":"support@hackerone.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-67400","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-67400","severity":null,"published_at":"2026-10-27T17:17:02+00:00","modified_at":"2026-10-27T17:17:02+00:00","first_seen_at":"2026-10-27T17:32:46+00:00","fetched_at":"2026-10-27T17:32:46+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"}