CVE-2020-28246 — CRITICAL (9.8)

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Form	Form.Io	2.0.0

Related Weaknesses (CWE)

CWE-74

References

https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.mRelease NotesThird Party Advisory
https://github.com/formio/formioThird Party Advisory
https://github.com/formio/enterprise-release/blob/master/API-Server-Change-Log.mRelease NotesThird Party Advisory
https://github.com/formio/formioThird Party Advisory

FAQ

What is CVE-2020-28246?

CVE-2020-28246 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 r...

How severe is CVE-2020-28246?

CVE-2020-28246 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-28246?

Check the references section above for vendor advisories and patch information. Affected products include: Form Form.Io.