VULNERABILITY INTELLIGENCE

CVE-2020-27359

CVSS score5.4 MEDIUM
EPSS probability0.81%
CISA KEVNot currently listed
Published2020-11-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

A cross-site scripting (XSS) issue in REDCap 8.11.6 through 9.x before 10 allows attackers to inject arbitrary JavaScript or HTML in the Messenger feature. It was found that the filename of the image or file attached in a message could be used to perform this XSS attack. A user could craft a message and send it to anyone on the platform including admins. The XSS payload would execute on the other account without interaction from the user on several pages.

Weakness classification

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Primary references