CVE-2021-23129
[20210303] - Core - XSS within alert messages showed to users
6.1
MEDIUM
CVSS 3.1
EPSS 0.85%
Description
An issue was discovered in Joomla! 2.5.0 through 3.9.24. Missing filtering of messages showed to users that could lead to xss issues.
How to fix CVE-2021-23129
To remediate CVE-2021-23129, upgrade the affected package to a fixed version below.
- Bitnami/joomla—upgrade to 3.9.25 or later
Is CVE-2021-23129 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.5.0, < 3.9.25
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |