n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a filter injection vulnerability in the Supabase node's Filters (String) mode that fails to escape field values. Attackers can inject filter expressions from untrusted input to read all table rows, update all records, or delete entire tables in a single request.
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Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Thu, 01 Oct 2026 11:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a filter injection vulnerability in the Supabase node's Filters (String) mode that fails to escape field values. Attackers can inject filter expressions from untrusted input to read all table rows, update all records, or delete entire tables in a single request. | |
| Title | n8n before 1.123.80, 2.39.6, and 2.40.1 PostgREST Filter Injection via Supabase | |
| First Time appeared |
N8n
N8n n8n |
|
| Weaknesses | CWE-89 | |
| CPEs | cpe:2.3:a:n8n:n8n:*:*:*:*:*:*:*:* | |
| Vendors & Products |
N8n
N8n n8n |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-01T13:26:45.671Z
Reserved: 2026-09-30T10:52:32.248Z
Link: CVE-2026-103248
No data.
Status : Deferred
Published: 2026-10-01T11:17:18.257
Modified: 2026-10-01T11:17:18.380
Link: CVE-2026-103248
No data.
OpenCVE Enrichment
Updated: 2026-10-01T12:30:07Z
Weaknesses