{"id":"CVE-2026-39601","aliases":["EUVD-2026-91664","GHSA-c83g-wfv6-9ghj"],"status":"published","title":"WordPress Booking Calendar plugin \u003c= 11.8.4 - Race Condition vulnerability","description":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00151,"percentile":0.04282,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2026-10-02T14:49:13Z","modified":"2026-10-05T08:17:15Z","products":[{"vendor":"wpdevelop","product":"booking calendar"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/booking/vulnerability/wordpress-booking-calendar-plugin-11-8-4-race-condition-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39601"},{"url":"https://github.com/advisories/GHSA-c83g-wfv6-9ghj"}],"sources":{"cve":[{"id":"CVE-2026-39601","title":"WordPress Booking Calendar plugin \u003c= 11.8.4 - Race Condition vulnerability","description":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.","status":"published","published":"2026-10-02T14:49:13.832Z","modified":"2026-10-05T07:01:17.773Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:20:02.290587Z"}],"euvd":[{"id":"EUVD-2026-91664","description":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.","status":"published","published":"2026-10-02T14:49:13Z","modified":"2026-10-05T07:01:17Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T17:27:40.640907Z"}],"ghsa":[{"id":"GHSA-c83g-wfv6-9ghj","title":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')...","description":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.","status":"published","published":"2026-10-02T15:31:26Z","modified":"2026-10-02T15:31:38Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:12:43.646433Z"}],"nvd":[{"id":"CVE-2026-39601","description":"Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in WPdevelop Booking Calendar booking allows Leveraging Race Conditions.This issue affects Booking Calendar: from n/a through 11.8.4.","status":"published","published":"2026-10-02T15:17:09.907Z","modified":"2026-10-05T08:17:15.983Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:12:53.75133Z"}]}}