{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1987","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","state":"PUBLISHED","assignerShortName":"Wordfence","dateReserved":"2026-02-05T15:13:29.984Z","datePublished":"2026-02-14T06:42:37.284Z","dateUpdated":"2026-04-08T17:34:57.193Z"},"containers":{"cna":{"providerMetadata":{"orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","shortName":"Wordfence","dateUpdated":"2026-04-08T17:34:57.193Z"},"affected":[{"vendor":"morelmathieuj","product":"Scheduler Widget","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.1.6","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The Scheduler Widget plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 0.1.6. This is due to the `scheduler_widget_ajax_save_event()` function lacking proper authorization checks and ownership verification when updating events. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify any event in the scheduler via the `id` parameter granted they have knowledge of the event ID."}],"title":"Scheduler Widget <= 0.1.6 - Insecure Direct Object Reference to Authenticated (Subscriber+) Arbitrary Event Modification","references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/fd5f370c-743f-41f1-80ab-7f0805cae38c?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/scheduler-widget/trunk/scheduler-widget.php#L158"},{"url":"https://plugins.trac.wordpress.org/browser/scheduler-widget/tags/0.1.6/scheduler-widget.php#L158"},{"url":"https://owasp.org/www-project-web-security-testing-guide/latest/4-Web_Application_Security_Testing/05-Authorization_Testing/04-Testing_for_Insecure_Direct_Object_References"},{"url":"https://cwe.mitre.org/data/definitions/639.html"},{"url":"https://cwe.mitre.org/data/definitions/862.html"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-639 Authorization Bypass Through User-Controlled Key","cweId":"CWE-639","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","baseScore":5.4,"baseSeverity":"MEDIUM"}}],"credits":[{"lang":"en","type":"finder","value":"MD. TAREQ AHAMED JONY"}],"timeline":[{"time":"2026-02-13T18:27:43.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-17T15:36:28.901404Z","id":"CVE-2026-1987","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-17T15:45:11.666Z"}}]}}