{"id":"CVE-2022-21142","aliases":["EUVD-2022-26389","GHSA-56mw-g4x8-4wwm"],"status":"published","title":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74,...","description":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01547,"percentile":0.75196,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-290"],"published":"2022-02-24T09:50:26Z","modified":"2026-06-17T04:25:36Z","products":[{"vendor":"appleple","product":"a-blog_cms"},{"vendor":"appleple inc.","product":"a-blog cms"}],"references":[{"url":"https://developer.a-blogcms.jp/blog/news/security-202202.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/jp/JVN14706307/index.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21142"},{"url":"https://github.com/advisories/GHSA-56mw-g4x8-4wwm"}],"sources":{"cve":[{"id":"CVE-2022-21142","description":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.","status":"published","published":"2022-02-24T09:50:26Z","modified":"2024-08-03T02:31:59.241Z","updated_at":"2026-11-02T14:34:29.057251Z"}],"euvd":[{"id":"EUVD-2022-26389","description":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.","status":"published","published":"2022-02-24T09:50:26Z","modified":"2024-08-03T02:31:59Z","updated_at":"2026-11-03T03:25:54.006451Z"}],"ghsa":[{"id":"GHSA-56mw-g4x8-4wwm","title":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74,...","description":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.","status":"published","published":"2022-02-25T00:01:06Z","modified":"2023-08-08T15:31:45Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:54:44.654498Z"}],"nvd":[{"id":"CVE-2022-21142","description":"Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.","status":"published","published":"2022-02-24T15:15:27.807Z","modified":"2026-06-17T04:25:36.45Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:07:12.711288Z"}]}}