Vulnerability · Published Jun 23, 2026 · Assigned by GitHub_M

CVE-2026-44790n8n: Arbitrary File Read via Git Node

Critical 9.4

In plain English

A critical-severity argument injection in n8n from n8n-io. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)9.4Critical

Exploit odds (30 days)0.5%top 55.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authenticated user with permission to create or modify workflows could inject CLI flags on the Git node's Push operation allowing an attacker to read arbitrary files from the n8n server potentially leading to full compromise. This vulnerability is fixed in 1.123.43, 2.22.1, and 2.20.7.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
npm	n8n	1.123.43	GHSA-57g9-58c2-xjg3
npm	n8n	2.22.1	GHSA-57g9-58c2-xjg3
npm	n8n	2.20.7	GHSA-57g9-58c2-xjg3

Affected products (as reported)

Vendor	Product	Versions
n8n-io	n8n	< 1.123.43>= 2.0.0-rc.0, < 2.20.7>= 2.21.0, < 2.21.1

Weakness: CWE-88 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

References

https://github.com/n8n-io/n8n/security/advisories/GHSA-57g9-58c2-xjg3 x_refsource_CONFIRM