CVE-2020-16266
MantisBT XSS issue on the view_all_bug_page.php
5.4
MEDIUM
CVSS 3.1
EPSS 0.27%
Description
An XSS issue was discovered in MantisBT before 2.24.2. Improper escaping on view_all_bug_page.php allows a remote attacker to inject arbitrary HTML into the page by saving it into a text Custom Field, leading to possible code execution in the browser of any user subsequently viewing the issue (if CSP settings allow it).
How to fix CVE-2020-16266
To remediate CVE-2020-16266, upgrade the affected package to a fixed version below.
- —upgrade to 2.24.2 or later
Is CVE-2020-16266 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.1.0, < 2.24.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |