What’s Vulnerable › Vulnerabilities

CVE-2022-27261

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-04-12 · updated 2026-06-17
• Weakness: CWE-434

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.

Affected products

• Express-Fileupload Project Express-Fileupload: 1.3.1

References

• https://www.npmjs.com/package/express-fileupload
• https://www.youtube.com/watch?v=3ROHB3ck4tA
• https://www.npmjs.com/package/express-fileupload
• https://www.youtube.com/watch?v=3ROHB3ck4tA

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