CVE-2021-27911CWE-79

XSS vulnerability on contacts view

High · published August 30, 2021

CVSS v3.1
8.3
EPSS
1%
Percentile
50.2
In the wild
Unconfirmed
What it is

Mautic versions before 3.3.4/4.0.0 are vulnerable to an inline JS XSS attack through the contact's first or last name and triggered when viewing a contact's details page then clicking on the action drop down and hovering over the Campaigns button. Contact first and last name can be populated from different sources such as UI, API, 3rd party syncing, forms, etc.

The record
Technical detail
CVSS v3.1
8.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00642 · 50.2th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2021-08-30T15:55Z
EPSS history
Timeline
  • 30 AUG 15:55Z
    XSS vulnerability on contacts view
    cvelistv5