CVE-2023-45303
ThingsBoard Server-Side Template Injection
8.8
HIGH
CVSS 3.1
EPSS 0.64%
Description
ThingsBoard before 3.5 allows Server-Side Template Injection if users are allowed to modify an email template, because Apache FreeMarker supports `freemarker.template.utility.Execute` for content sent to the `/api/admin/settings` endpoint.
How to fix CVE-2023-45303
To remediate CVE-2023-45303, upgrade the affected package to a fixed version below.
- —upgrade to 3.5 or later
Is CVE-2023-45303 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 3.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |