CVE-2026-15521
Last modified
CVE-2026-15521 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component update_node_from_file. EPSS estimates a 0.14% chance of exploitation in the next 30 days.
Description
A vulnerability was identified in makafeli n8n-workflow-builder up to 0.11.0. Affected is an unknown function of the file build/server.cjs of the component update_node_from_file. The manipulation of the argument filePath leads to path traversal. An attack has to be approached locally. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| makafeli | n8n-workflow-builder | 0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7; 0.8; 0.9; 0.10; 0.11.0 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-15521?
How severe is CVE-2026-15521?
How do I fix CVE-2026-15521?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-15516A vulnerability was detected in MacCMS Pro up to 2022.1000.3…5.6
- CVE-2026-15517A flaw has been found in Jinher OA 1.0. The affected element…7.3
- CVE-2026-15518A vulnerability has been found in AREA 17 Twill CMS up to 3.…4.7
- CVE-2026-15519A vulnerability was found in usestrix strix up to 1.0.2. Thi…5
- CVE-2026-1552A security vulnerability has been detected in SEMCMS 5.0. Th…9.8
- CVE-2026-15520A vulnerability was determined in GNU LibreDWG 0.13.4-154-g0…5.3
- CVE-2026-15522A security flaw has been discovered in tugcantopaloglu godot…5.3
- CVE-2026-15523A weakness has been identified in CodeAstro Simple Online Le…6.3
- CVE-2026-15524A security vulnerability has been detected in alioshr memory…3.3
- CVE-2026-15525A vulnerability was detected in kLOsk adloop up to 0.9.0. Th…6.3
- CVE-2026-15526A flaw has been found in augmnt augments-mcp-server 7.1.0. T…3.3
- CVE-2026-15527A vulnerability has been found in better-auth better-icons u…5.3
Are you affected by CVE-2026-15521?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST