CVE-2020-25830
MantisBT HTML Injection vulnerability
4.8
MEDIUM
CVSS 3.1
EPSS 0.60%
Description
An issue was discovered in MantisBT before 2.24.3. Improper escaping of a custom field's name allows an attacker to inject HTML and, if CSP settings permit, achieve execution of arbitrary JavaScript when attempting to update said custom field via `bug_actiongroup_page.php`.
How to fix CVE-2020-25830
To remediate CVE-2020-25830, upgrade the affected package to a fixed version below.
- —upgrade to 2.24.3 or later
Is CVE-2020-25830 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.24.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |