{"id":"CVE-2021-24225","aliases":["EUVD-2021-11139","GHSA-2hmj-h5rh-f294"],"status":"published","title":"Advanced Booking Calendar \u003c 1.6.7 - Authenticated Reflected Cross-Site Scripting (XSS)","description":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the \"Seasons \u0026 Calendars\" page before outputing it in an A tag, leading to a reflected XSS issue","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00691,"percentile":0.53295,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-12T14:04:37Z","modified":"2026-06-17T03:39:38Z","products":[{"vendor":"advanced booking calendar","product":"advanced booking calendar"},{"vendor":"elbtide","product":"advanced_booking_calendar"},{"vendor":"unknown","product":"advanced booking calendar"}],"references":[{"url":"https://wpscan.com/vulnerability/25ca8af5-ab48-4e6d-b2ef-fc291742f1d5","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/changeset/2503971/","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24225"},{"url":"https://github.com/advisories/GHSA-2hmj-h5rh-f294"}],"sources":{"cve":[{"id":"CVE-2021-24225","title":"Advanced Booking Calendar \u003c 1.6.7 - Authenticated Reflected Cross-Site Scripting (XSS)","description":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the \"Seasons \u0026 Calendars\" page before outputing it in an A tag, leading to a reflected XSS issue","status":"published","published":"2021-04-12T14:04:37Z","modified":"2024-08-03T19:21:18.7Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11139","description":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the \"Seasons \u0026 Calendars\" page before outputing it in an A tag, leading to a reflected XSS issue","status":"published","published":"2021-04-12T14:04:37Z","modified":"2024-08-03T19:21:18Z","updated_at":"2026-11-03T03:24:59.071017Z"}],"ghsa":[{"id":"GHSA-2hmj-h5rh-f294","title":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET...","description":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the \"Seasons \u0026 Calendars\" page before outputing it in an A tag, leading to a reflected XSS issue","status":"published","published":"2022-05-24T17:47:08Z","modified":"2023-01-29T05:07:13Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:09.625645Z"}],"nvd":[{"id":"CVE-2021-24225","description":"The Advanced Booking Calendar WordPress plugin before 1.6.7 did not sanitise the calId GET parameter in the \"Seasons \u0026 Calendars\" page before outputing it in an A tag, leading to a reflected XSS issue","status":"published","published":"2021-04-12T14:15:15.837Z","modified":"2026-06-17T03:39:38.063Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}