{"id":"CVE-2026-1251","aliases":["EUVD-2026-5080","GHSA-h992-gjw5-53j3"],"status":"published","title":"SupportCandy – Helpdesk \u0026 Customer Support Ticket System \u003c= 3.4.4 - Authenticated (Subscriber+) Insecure Direct Object Reference","description":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.4.4 via the 'add_reply' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to steal file attachments uploaded by other users by specifying arbitrary attachment IDs in the 'description_attachments' parameter, re-associating those files to their own tickets and removing access from the original owners.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00308,"percentile":0.23942,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-01-31T06:39:23Z","modified":"2026-06-17T10:15:23Z","products":[{"vendor":"psmplugins","product":"supportcandy – helpdesk \u0026 customer support ticket system"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/89df3005-0967-474f-8a4e-3b23273dd1a2?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/supportcandy/trunk/includes/admin/tickets/class-wpsc-individual-ticket.php#L1603"},{"url":"https://plugins.trac.wordpress.org/changeset/3448376/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1251"},{"url":"https://plugins.trac.wordpress.org/changeset/3448376"},{"url":"https://github.com/advisories/GHSA-h992-gjw5-53j3"}],"sources":{"cve":[{"id":"CVE-2026-1251","title":"SupportCandy – Helpdesk \u0026 Customer Support Ticket System \u003c= 3.4.4 - Authenticated (Subscriber+) Insecure Direct Object Reference","description":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.4.4 via the 'add_reply' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to steal file attachments uploaded by other users by specifying arbitrary attachment IDs in the 'description_attachments' parameter, re-associating those files to their own tickets and removing access from the original owners.","status":"published","published":"2026-01-31T06:39:23.182Z","modified":"2026-04-08T17:05:35.339Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:20:00.879257Z"}],"euvd":[{"id":"EUVD-2026-5080","description":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.4.4 via the 'add_reply' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to steal file attachments uploaded by other users by specifying arbitrary attachment IDs in the 'description_attachments' parameter, re-associating those files to their own tickets and removing access from the original owners.","status":"published","published":"2026-01-31T06:39:23Z","modified":"2026-04-08T17:05:35Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:50.321121Z"}],"ghsa":[{"id":"GHSA-h992-gjw5-53j3","title":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable...","description":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.4.4 via the 'add_reply' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to steal file attachments uploaded by other users by specifying arbitrary attachment IDs in the 'description_attachments' parameter, re-associating those files to their own tickets and removing access from the original owners.","status":"published","published":"2026-01-31T09:30:11Z","modified":"2026-01-31T09:30:18Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:05:59.660813Z"}],"nvd":[{"id":"CVE-2026-1251","description":"The SupportCandy – Helpdesk \u0026 Customer Support Ticket System plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.4.4 via the 'add_reply' function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to steal file attachments uploaded by other users by specifying arbitrary attachment IDs in the 'description_attachments' parameter, re-associating those files to their own tickets and removing access from the original owners.","status":"published","published":"2026-01-31T07:16:02.273Z","modified":"2026-06-17T10:15:23.95Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:04.769088Z"}]}}