SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27911

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.

MEDIUM 6.1EPSS 0.64%

Does this matter?

Lower severity and a low EPSS score (0.64%). Track it; it rarely justifies an emergency change on its own.

Description

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.

CVSS 3.1
6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.64% probability · 49th percentile
CISA KEV
Not listed
Weakness
CWE-79
Affected
acquia/mautic
Source
security@mautic.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.