SB2021011463 - Multiple vulnerabilities in Mautic

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Main Vulnerability Database SB2021011463

SB2021011463 - Multiple vulnerabilities in Mautic

Published: January 14, 2021 Updated: May 25, 2026

Security Bulletin ID SB2021011463
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Cross-site scripting (CVE-ID: CVE-2020-35125)

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

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]


The vulnerability allows a remote attacker to gain unauthorized administrator-level access.

The vulnerability exists due to cross-site scripting in referrer handling when processing referrer data. A remote attacker can supply a crafted referrer value to gain unauthorized administrator-level access.


2) Cross-site scripting (CVE-ID: CVE-2020-35124)

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

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]


The vulnerability allows a remote attacker to gain unauthorized administrator access.

The vulnerability exists due to cross-site scripting in referrer handling when processing referrer data. A remote attacker can supply a crafted referrer value to gain unauthorized administrator access.


3) Cross-site scripting (CVE-ID: CVE-2020-35128)

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

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]


The vulnerability allows a remote user to execute arbitrary script code in a victim's browser.

The vulnerability exists due to cross-site scripting in the company creation and editing functionality when handling company data input. A remote user can submit specially crafted company data to execute arbitrary script code in a victim's browser.

Exploitation requires the user to be logged in as an administrator.


Remediation

Install update from vendor's website.

References