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CVE-2020-28246

CRITICALCVSS 9.8/10EPSS 2.18%

Last modified

CVE-2020-28246 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 2.18% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
2.18%

80.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FormForm.Io2.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-28246?
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.
How severe is CVE-2020-28246?
CVE-2020-28246 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.18% probability of exploitation in the next 30 days.
How do I fix CVE-2020-28246?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-28246?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST