{"id":"CVE-2023-39731","aliases":["EUVD-2023-43431","GHSA-mrh7-ghhj-6r6w"],"status":"published","title":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel...","description":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00431,"percentile":0.37761,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2023-10-19T00:00:00Z","modified":"2026-06-17T06:12:49Z","products":[{"vendor":"line","product":"kaibutsunosato"}],"references":[{"url":"https://github.com/syz913/CVE-reports/blob/main/CVE-2023-39731.md","tags":["x_transferred","Third Party Advisory"]},{"url":"https://liff.line.me/1657662489-pwEQNzJ4","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39731"},{"url":"https://github.com/advisories/GHSA-mrh7-ghhj-6r6w"}],"sources":{"cve":[{"id":"CVE-2023-39731","description":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.","status":"published","published":"2023-10-19T00:00:00Z","modified":"2024-09-13T14:45:41.724Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43431","description":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.","status":"published","published":"2023-10-19T00:00:00Z","modified":"2024-09-13T14:45:41Z","updated_at":"2026-11-03T00:55:55.933062Z"}],"ghsa":[{"id":"GHSA-mrh7-ghhj-6r6w","title":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel...","description":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.","status":"published","published":"2023-10-20T00:30:25Z","modified":"2024-09-13T18:31:41Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:58:15.804018Z"}],"nvd":[{"id":"CVE-2023-39731","description":"The leakage of the client secret in Kaibutsunosato v13.6.1 allows attackers to obtain the channel access token and send crafted broadcast messages.","status":"published","published":"2023-10-20T00:15:14.3Z","modified":"2026-06-17T06:12:49.097Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:08:39.058878Z"}]}}