{"id":"CVE-2026-2234","aliases":["EUVD-2026-6922","GHSA-x737-7v9v-f6g5"],"status":"published","title":"HGiga｜C\u0026Cm@il - Missing Authentication","description":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00514,"percentile":0.44117,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-02-09T07:09:24Z","modified":"2026-06-17T10:30:36Z","products":[{"vendor":"hgiga","product":"c\u0026cm@il  package olln-base"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-10703-3d02f-1.html","tags":["third-party-advisory"]},{"url":"https://www.twcert.org.tw/en/cp-139-10704-d5aba-2.html","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2234"},{"url":"https://github.com/advisories/GHSA-x737-7v9v-f6g5"}],"sources":{"cve":[{"id":"CVE-2026-2234","title":"HGiga｜C\u0026Cm@il - Missing Authentication","description":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.","status":"published","published":"2026-02-09T07:09:24.876Z","modified":"2026-02-09T15:40:21.454Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-6922","description":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.","status":"published","published":"2026-02-09T07:09:24Z","modified":"2026-02-09T15:40:21Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:48:42.465921Z"}],"ghsa":[{"id":"GHSA-x737-7v9v-f6g5","title":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated...","description":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.","status":"published","published":"2026-02-09T09:30:22Z","modified":"2026-02-09T09:30:28Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:06:05.991559Z"}],"nvd":[{"id":"CVE-2026-2234","description":"C\u0026Cm@il developed by HGiga  has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read and modify any user's mail content.","status":"published","published":"2026-02-09T08:16:12.287Z","modified":"2026-06-17T10:30:36.08Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:05.52517Z"}]}}