CVE-2026-59253

n8n - Improper Authorization in Workflow Assignment to Folders

MEDIUM
5
CVSS Score
Published: July 8, 2026 at 01:49 PM UTC
Updated: July 8, 2026 at 07:45 PM UTC
1 product affected across 1 vendorN8N

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Severity
MEDIUM5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

n8n before 2.28.0 contains an improper authorization vulnerability allowing authenticated users to assign workflows to folders in other projects. Attackers can bypass project and folder authorization boundaries by supplying crafted request payloads during workflow creation, causing logical integrity violations in target project folder structures.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

95%
v < 2.28.0
Vendor states this is fixed in 2.28.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-639

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