CVE-2022-27261 — HIGH (7.5)

Vulnerability 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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Express-Fileupload Project	Express-Fileupload	1.3.1

Related Weaknesses (CWE)

CWE-434

References

https://www.npmjs.com/package/express-fileuploadThird Party Advisory
https://www.youtube.com/watch?v=3ROHB3ck4tAExploitThird Party Advisory
https://www.npmjs.com/package/express-fileuploadThird Party Advisory
https://www.youtube.com/watch?v=3ROHB3ck4tAExploitThird Party Advisory

FAQ

What is CVE-2022-27261?

CVE-2022-27261 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-27261?

Check the references section above for vendor advisories and patch information. Affected products include: Express-Fileupload Project Express-Fileupload.