MantisBT vulnerable to XSS due to improper escape in manage_plugin_page.php and manage_plugin_uninstall.php
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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | mantisbt/mantisbt | < 2.25.3 | 2.25.3 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
mantisbt/mantisbt- Disclosed
- 14.04.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-rqgj-rqfr-5j6f - CC BY 4.0
Vulnerability history: mantisbt/mantisbt
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 74
- First → latest
- 04.2022 07.2026
- Without a fix
- 2
- Exploited in attacks
- 0
Severity breakdown
- Critical 4
- High 20
- Medium 49
- Low 1
Disclosures per year
- 2022: 34
- 2023: 2
- 2024: 5
- 2025: 4
- 2026: 29
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MantisBT vulnerable to XSS due to improper escape in manage_plugin_page.php and manage_plugin_uninstall.php this entry
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