{"id":"CVE-2021-20759","aliases":["EUVD-2021-8171","GHSA-rvwg-c6h3-4h7g"],"status":"published","title":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows...","description":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows a remote authenticated attacker to alter the data of Portal without the appropriate privilege.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00818,"percentile":0.57459,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2021-08-18T05:35:59Z","modified":"2026-06-17T03:34:22Z","products":[{"vendor":"cybozu","product":"garoon"},{"vendor":"cybozu, inc.","product":"cybozu garoon"}],"references":[{"url":"https://cs.cybozu.co.jp/2021/007206.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/jp/JVN54794245/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20759"},{"url":"https://github.com/advisories/GHSA-rvwg-c6h3-4h7g"}],"sources":{"cve":[{"id":"CVE-2021-20759","description":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows a remote authenticated attacker to alter the data of Portal without the appropriate privilege.","status":"published","published":"2021-08-18T05:35:59Z","modified":"2024-08-03T17:53:22.051Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-8171","description":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows a remote authenticated attacker to alter the data of Portal without the appropriate privilege.","status":"published","published":"2021-08-18T05:35:59Z","modified":"2024-08-03T17:53:22Z","updated_at":"2026-11-03T03:25:08.33351Z"}],"ghsa":[{"id":"GHSA-rvwg-c6h3-4h7g","title":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows...","description":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows a remote authenticated attacker to alter the data of Portal without the appropriate privilege.","status":"published","published":"2022-05-24T19:11:36Z","modified":"2023-01-27T05:03:36Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:42:16.640621Z"}],"nvd":[{"id":"CVE-2021-20759","description":"Operational restrictions bypass vulnerability in Bulletin of Cybozu Garoon 4.6.0 to 5.0.2 allows a remote authenticated attacker to alter the data of Portal without the appropriate privilege.","status":"published","published":"2021-08-18T06:15:06.807Z","modified":"2026-06-17T03:34:22.997Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:57.318236Z"}]}}