{"id":"CVE-2026-79620","kind":"vulnerability","aliases":["CVE-2026-79620"],"related":[],"title":"Apache Answer: similar-question search leaks metadata of non-public questions","description":"Exposure of sensitive information through data queries vulnerability in Apache Answer.\n\n\n\nThis issue affects Apache Answer: through 2.0.2.\n\n\n\nAn improper authorization check in the similar-question search allowed authenticated users to view metadata of non-public questions.\n\n\n\nUsers are recommended to upgrade to version 2.0.3, which fixes the issue.","summary":"Apache Answer through 2.0.2 has an improper authorization check in its similar-question search. An authenticated user can view metadata of questions that are not public.","severity":"low","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apache-answer","package","self-hosted"],"not_affected_if":["all-content-public","version-2.0.3-or-later"],"how_to_check":"- Check the installed Apache Answer version; versions through `2.0.2` are affected.\n- unknown","fix":"- Upgrade Apache Answer to `2.0.3`, which fixes the issue.","status":"open","published_at":"2026-10-19T10:16:49+00:00","first_seen_at":"2026-10-23T21:57:17+00:00","triaged_at":"2026-10-25T05:12:29+00:00","updated_at":"2026-10-25T05:12:29+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-25T05:12:29Z","model":"claude-haiku-5-5","output":{"fix":"- Upgrade Apache Answer to `2.0.3`, which fixes the issue.","reach":"internet","title":"Apache Answer: similar-question search leaks metadata of non-public questions","impact":"low","summary":"Apache Answer through 2.0.2 has an improper authorization check in its similar-question search. An authenticated user can view metadata of questions that are not public.","category":"package","nicknames":[],"who_cares":["apache-answer","self-hosted"],"confidence":0.6,"needs_auth":"yes","worst_case":"Authenticated users read metadata of non-public questions","analyst_note":"","how_to_check":"- Check the installed Apache Answer version; versions through `2.0.2` are affected.\n- unknown","needs_analyst":false,"not_affected_if":["version-2.0.3-or-later","all-content-public"],"who_is_affected":"Teams running Apache Answer through version 2.0.2 where users have accounts and some questions are non-public. Instances where all questions are public, or where only trusted users can log in, have less to lose. The sources do not describe a specific configuration beyond the affected version range.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000542,"input_tokens":3310,"output_tokens":422,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2026':15A,18A '-79620':16A,19A '2.0.2':30B,71C '2.0.3':100C 'affect':67C 'allow':82C 'answer':2A,22B,28B,64C,69C 'apach':1A,21B,27B,63C,68C 'apache-answ':20B 'authent':43B,83C 'author':34B,74C 'check':35B,75C 'cve':14A,17A 'data':59C 'exposur':54C 'fix':102C 'host':26B 'improp':33B,73C 'inform':57C 'issu':66C,104C 'leak':7A 'metadata':8A,47B,87C 'non':11A,90C 'non-publ':10A,89C 'packag':23B 'public':12A,53B,91C 'queri':60C 'question':5A,13A,40B,49B,80C,92C 'recommend':95C 'search':6A,41B,81C 'self':25B 'self-host':24B 'sensit':56C 'similar':4A,39B,79C 'similar-quest':3A,38B,78C 'upgrad':97C 'user':44B,84C,93C 'version':99C 'view':46B,86C 'vulner':61C","nicknames":[],"mitigations":[],"who_affected":"Teams running Apache Answer through version 2.0.2 where users have accounts and some questions are non-public. Instances where all questions are public, or where only trusted users can log in, have less to lose. The sources do not describe a specific configuration beyond the affected version range.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-19T10:16:49+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-79620","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-79620","severity":null,"published_at":"2026-10-19T10:16:49+00:00","modified_at":"2026-10-19T20:47:17+00:00","first_seen_at":"2026-10-23T21:57:17+00:00","fetched_at":"2026-10-23T22:28:56+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"}