CVE-2026-15159 - Ninja Forms - Excel Export <= 3.3.6 - Insecure Direct Object Reference to Authenticated (Subscriber+) Sensitive Data Disclosure via 'spreadsheet_export_form_id' Parameter

CVE-2026-15159 - Ninja Forms - Excel Export <= 3.3.6 - Insecure Direct Object Reference to Authenticated (Subscriber+) Sensitive Data Disclosure via 'spreadsheet_export_form_id' Parameter

https://cvefeed.io/rssfeed/latest.atom / Fri, 07/17/2026 - 07:06
CVE ID :CVE-2026-15159
Published : July 17, 2026, 4:16 a.m. | 31 minutes ago
Description :The Ninja Forms - Excel Export plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.3.6 via the 'spreadsheet_export_form_id' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to enumerate any Ninja Forms form ID and download all stored submission data — including names, email addresses, phone numbers, physical addresses, and any other PII collected by site forms — as a downloadable XLSX file.
Severity: 4.3 | MEDIUM
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.