{"id":"CVE-2026-65824","aliases":["EUVD-2026-109155","GHSA-hvcx-8476-rwv6"],"status":"published","title":"OpenReception: invite confirmation token is replayable within its validity window and re-issues a registration-bootstrap cookie","description":"OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taking control of that account. For a staff or tenant-admin invite this yields access to the tenant context tied to that account. This issue has been patched in version 2.2.1.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00252,"percentile":0.16834,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-294"],"published":"2026-10-23T20:27:52Z","modified":"2026-11-01T02:30:47Z","products":[{"vendor":"open-reception","product":"appointment-booking-software"}],"references":[{"url":"https://github.com/open-reception/appointment-booking-software/security/advisories/GHSA-hvcx-8476-rwv6","tags":["x_refsource_CONFIRM","advisory"]},{"url":"https://github.com/open-reception/appointment-booking-software/commit/da921eb9d36953276577c0a6deb9267bfec03622","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/open-reception/appointment-booking-software/releases/tag/v2.2.1","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/65xxx/CVE-2026-65824.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-65824","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-65824","title":"OpenReception: invite confirmation token is replayable within its validity window and re-issues a registration-bootstrap cookie","description":"OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taking control of that account. For a staff or tenant-admin invite this yields access to the tenant context tied to that account. This issue has been patched in version 2.2.1.","status":"published","published":"2026-10-23T20:27:52.852Z","modified":"2026-10-30T17:36:49.674Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T13:37:13.934727Z"}],"euvd":[{"id":"EUVD-2026-109155","description":"OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taking control of that account. For a staff or tenant-admin invite this yields access to the tenant context tied to that account. This issue has been patched in version 2.2.1.","status":"published","published":"2026-10-23T20:27:52Z","modified":"2026-10-30T17:36:49Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:59:03.071815Z"}],"nvd":[{"id":"CVE-2026-65824","description":"OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taking control of that account. For a staff or tenant-admin invite this yields access to the tenant context tied to that account. This issue has been patched in version 2.2.1.","status":"published","published":"2026-10-23T21:17:24.73Z","modified":"2026-10-30T18:18:03.6Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T14:13:03.126833Z"}],"osv":[{"id":"CVE-2026-65824","title":"OpenReception: invite confirmation token is replayable within its validity window and re-issues a registration-bootstrap cookie","description":"OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taking control of that account. For a staff or tenant-admin invite this yields access to the tenant context tied to that account. This issue has been patched in version 2.2.1.","status":"published","published":"2026-10-23T20:27:52.852Z","modified":"2026-11-01T02:30:47.706946958Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T15:45:14.46177Z"}]}}