CVE-2020-9311
Silverstripe CMS XSS Vulnerability
5.4
MEDIUM
CVSS 3.1
EPSS 0.34%
Description
In SilverStripe through 4.5, malicious users with a valid Silverstripe CMS login (usually CMS access) can craft profile information which can lead to XSS for other users through specially crafted login form URLs.
How to fix CVE-2020-9311
To remediate CVE-2020-9311, upgrade the affected package to a fixed version below.
- Bitnami/silverstripe—upgrade to 3.7.5 or later
- —no fix listed
- —upgrade to 3.7.5 or later
Is CVE-2020-9311 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- >= 3.0.0, < 3.7.5
- from 0, <= 4.5.0
- >= 3.0.0, < 3.7.5
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 |