CVE-2026-44694

critical

Published 2026-05-08 · Modified 2026-05-13

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

9.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

CVSS v4 NEW

7.2

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

VIR risk

9.1

Description

n8n-mcp webhook and API client paths has an authenticated SSRF

Predictions

Exploit likelihood

94%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
npm	n8n-mcp	`>=2.18.7,<2.50.2`	`2.50.2`
NPM	n8n-mcp	`>= 2.18.7, < 2.50.2`	`2.50.2`

Application impact

Vendor	Product	Versions	Fixed
n8n-mcp	n8n-mcp	`{"startIncluding":"2.18.7","endExcluding":"2.50.2"}`	`2.50.2`

References

CWEs

CWE-367 CWE-918

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.