CVE-2022-27261
HIGHCVSS 7.5/10EPSS 1.32%
Last modified
CVE-2022-27261 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An arbitrary file write vulnerability in Express-FileUpload v1.3.1 allows attackers to upload multiple files with the same name, causing an overwrite of files in the web application server.. EPSS estimates a 1.32% chance of exploitation in the next 30 days.
Description
An arbitrary file write vulnerability in Express-FileUpload v1.3.1 allows attackers to upload multiple files with the same name, causing an overwrite of files in the web application server.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Express-Fileupload Project | Express-Fileupload | 1.3.1 |
References
- https://www.npmjs.com/package/express-fileuploadThird Party Advisory
- https://www.youtube.com/watch?v=3ROHB3ck4tAExploit, Third Party Advisory
- https://www.npmjs.com/package/express-fileuploadThird Party Advisory
- https://www.youtube.com/watch?v=3ROHB3ck4tAExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-27261?
An arbitrary file write vulnerability in Express-FileUpload v1.3.1 allows attackers to upload multiple files with the same name, causing an overwrite of files in the web application server.
How severe is CVE-2022-27261?
CVE-2022-27261 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.32% probability of exploitation in the next 30 days.
How do I fix CVE-2022-27261?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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.
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Are you affected by CVE-2022-27261?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST