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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-77080

n8n before 1.123.69 Arbitrary File Read and Write via Snowflake

Description

n8n before 1.123.69, 2.x before 2.33.4, and 2.34.x before 2.34.1 contain an arbitrary file read and write vulnerability in the Snowflake node, which passes free-form Execute Query input, including client-side commands, directly to the Snowflake SDK without applying n8n's file-access restrictions. An authenticated user with usable Snowflake credentials can upload a local file from the n8n host or overwrite an existing file with a staged one.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

n8n-io n8n

Default version status: unaffected

  • 0 to < 1.123.69affected
  • 1.123.69unaffected
pkg:npm/n8n

n8n-io n8n

Default version status: unaffected

  • 2.34.0 to < 2.34.1affected
  • 2.34.1unaffected
pkg:npm/n8n

n8n-io n8n

Default version status: unaffected

  • 2.0.0 to < 2.33.4affected
  • 2.33.4unaffected
pkg:npm/n8n

References