CVE-2020-28246

moderate-risk
Published 2022-06-02

A Server-Side Template Injection (SSTI) was discovered in Form.io 2.0.0. This leads to Remote Code Execution during deletion of the default Email template URL. NOTE: the email templating service was removed after 2020. Additionally, the vendor disputes this issue indicating this is sandboxed and only executable by admins.

Do I need to act?

~
3.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Form.Io

Affected Vendors

Form

References (4)

Release Notes https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.m...
Third Party Advisory https://github.com/formio/formio
Release Notes https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.m...
Third Party Advisory https://github.com/formio/formio
44
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 7/34 · Low
Exposure 5/34 · Minimal