An XSS issue was discovered in MantisBT before 2.25.3. Improper escaping of a Plugin name allows execution of arbitrary code (if CSP allows it) in manage_plugin_page.php and manage_plugin_uninstall.php when a crafted plugin is installed.
Conclusion & alert: CVE-2022-26144 is rated Moderate Risk (42.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.76%).Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2022-26144
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
GHSA-rqgj-rqfr-5j6f · Severity: medium · Ecosystem: composer — MantisBT vulnerable to XSS due to improper escape in manage_plugin_page.php and manage_plugin_uninstall.php
Affected software / configurations for CVE-2022-26144