{"id":"CVE-2026-12378","aliases":["EUVD-2026-42178","GHSA-5jfm-f958-c6pr"],"status":"published","title":"BookingPress \u003c= 1.1.28 - Unauthenticated PHP Object Injection","description":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00646,"percentile":0.51423,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2026-07-08T06:00:01Z","modified":"2026-07-08T14:56:35Z","products":[{"vendor":"unknown","product":"appointment booking calendar plugin and scheduling plugin"}],"references":[{"url":"https://wpscan.com/vulnerability/eb3abb88-43c3-42a8-a8a8-2ad67d37e020/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12378"},{"url":"https://wpscan.com/vulnerability/eb3abb88-43c3-42a8-a8a8-2ad67d37e020"},{"url":"https://github.com/advisories/GHSA-5jfm-f958-c6pr"}],"sources":{"cve":[{"id":"CVE-2026-12378","title":"BookingPress \u003c= 1.1.28 - Unauthenticated PHP Object Injection","description":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.","status":"published","published":"2026-07-08T06:00:01.683Z","modified":"2026-07-08T10:04:03.242Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:19:48.461833Z"}],"euvd":[{"id":"EUVD-2026-42178","description":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.","status":"published","published":"2026-07-08T06:00:01Z","modified":"2026-07-08T10:04:03Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:11.442824Z"}],"ghsa":[{"id":"GHSA-5jfm-f958-c6pr","title":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28...","description":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.","status":"published","published":"2026-07-08T09:31:47Z","modified":"2026-07-08T12:31:28Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:09:19.587132Z"}],"nvd":[{"id":"CVE-2026-12378","description":"The Appointment Booking Calendar Plugin and Scheduling Plugin  WordPress plugin through 1.1.28 does not validate data before passing it to a PHP deserialization function, allowing unauthenticated attackers to inject arbitrary PHP objects; where a suitable gadget chain is present on the site this can be leveraged to achieve remote code execution.","status":"published","published":"2026-07-08T07:16:46.55Z","modified":"2026-07-08T14:56:35.95Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:12:28.040501Z"}]}}