CVE-2026-72762

n8n before 1.123.67 Arbitrary File Write via Edit Image Node

State: Published
Severity: 7.7 High
Published: Aug 11, 2026
Updated: Oct 29, 2026
Reserved: Aug 10, 2026

Description

n8n versions before 1.123.67, 2.31.5, and 2.32.1 contain an arbitrary file write vulnerability in the Edit Image node, which passes its output format parameter to the underlying image library without validation. An authenticated user able to run workflows can supply a crafted format value to write arbitrary files outside the node's working directory on the n8n instance.

Scores

CVSS	Score	Vector	Source
4.0	7.7 High	CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	VulnCheck

Weaknesses

CWE-434 Unrestricted Upload of File with Dangerous Type

Affected Products

Product	Versions
n8nn8n-io	before 1.123.67Affected 1.123.67Not affected
n8nn8n-io	2.32.0 to before 2.32.1Affected 2.32.1Not affected
n8nn8n-io	2.0.0-rc.0 to before 2.31.5Affected 2.31.5Not affected

References

GitHub Security Advisory (GHSA-xmc9-4f2h-jf9c)vendor-advisory
VulnCheck Advisory: n8n before 1.123.67 Arbitrary File Write via Edit Image Nodethird-party-advisory

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