CVE-2021-45090

Name: CVE-2021-45090
Creator: NVD / NIST
Published: 2021-12-21T16:15:10.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.93%

Last modified Jun 17, 2026

CVE-2021-45090 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Stormshield Endpoint Security before 2.1.2 allows remote code execution.. EPSS estimates a 2.93% chance of exploitation in the next 30 days.

Description

Stormshield Endpoint Security before 2.1.2 allows remote code execution.

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

2.93%

85.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Stormshield	Endpoint Security	>= 2.0.0, < 2.1.2

References

https://advisories.stormshield.eu/2021-070/Vendor Advisory
https://advisories.stormshield.eu/2021-070/Vendor Advisory

Timeline

Published: Dec 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45090?

Stormshield Endpoint Security before 2.1.2 allows remote code execution.

How severe is CVE-2021-45090?

CVE-2021-45090 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.93% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45090?

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-2021-45090?

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

Scan your code now

Source: NVD / NIST