CVE-2026-103248: n8n before 1.123.80, 2.39.6, and 2.40.1 PostgREST Filter Injection via Supabase
n8n-io · n8n
Vendor fix available · Affected: n8n-io · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 23% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- n8n-io · n8nbefore 1.123.80; from 2.0.0 before 2.39.6; from 2.40.0 before 2.40.1
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Weakness
- SQL Injection
- Vendor
- n8n-io
- Published
- October 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-103248 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.