{"id":"CVE-2021-3305","aliases":["EUVD-2021-26639","GHSA-38gp-2mrc-f9cj"],"status":"published","title":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search...","description":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search path vulnerability.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00346,"percentile":0.28501,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426","CWE-428"],"published":"2022-10-18T00:00:00Z","modified":"2026-07-09T01:17:01Z","products":[{"vendor":"feishu","product":"feishu"}],"references":[{"url":"https://github.com/liong007/Feishu/issues/1","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3305"},{"url":"http://beijing.com"},{"url":"http://feishu.com"},{"url":"https://www.feishu.cn"},{"url":"https://github.com/advisories/GHSA-38gp-2mrc-f9cj"},{"url":"https://www.feishu.cn/","tags":["Vendor Advisory"]}],"sources":{"cve":[{"id":"CVE-2021-3305","description":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search path vulnerability.","status":"published","published":"2022-10-18T00:00:00Z","modified":"2026-07-09T00:13:39.01Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:33:04.020035Z"}],"euvd":[{"id":"EUVD-2021-26639","description":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search path vulnerability.","status":"published","published":"2022-10-18T00:00:00Z","modified":"2026-07-09T00:13:39Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:09.112703Z"}],"ghsa":[{"id":"GHSA-38gp-2mrc-f9cj","title":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search...","description":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search path vulnerability.","status":"published","published":"2022-10-18T12:00:29Z","modified":"2025-05-13T15:33:07Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-426","CWE-428"],"updated_at":"2026-11-02T15:02:15.310117Z"}],"nvd":[{"id":"CVE-2021-3305","description":"Beijing Feishu Technology Co., Ltd Feishu v3.40.3 was discovered to contain an untrusted search path vulnerability.","status":"published","published":"2022-10-18T11:15:09.513Z","modified":"2026-07-09T01:17:01.363Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:07:06.906968Z"}]}}