What’s Vulnerable › Vulnerabilities

CVE-2021-27914

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-06-01 · updated 2026-06-17
• Weakness: CWE-79

Description

A cross-site scripting (XSS) vulnerability in the installer component of Mautic before 4.3.0 allows admins to inject executable javascript

Affected products

• Mautic: before 4.3.0 — fixed in 4.3.0

How to fix

Upgrade to a fixed version: Mautic 4.3.0. Check the vendor advisory for mitigations.

References

• https://github.com/mautic/mautic/security/advisories/GHSA-jrwm-pr9x-cgq3
• https://github.com/mautic/mautic/security/advisories/GHSA-jrwm-pr9x-cgq3

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