CVE-2021-3904
Cross-Site Scripting in grav
6.3
MEDIUM
CVSS 3.1
EPSS 0.26%
Description
grav prior to version 1.7.24 is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').
How to fix CVE-2021-3904
To remediate CVE-2021-3904, upgrade the affected package to a fixed version below.
- Packagist/getgrav/grav—upgrade to 1.7.24 or later
Is CVE-2021-3904 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.7.24
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |