CVE-2021-42951

Name: CVE-2021-42951
Creator: NVD / NIST
Published: 2022-03-01T02:15:07.417+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.61%

Last modified Jun 17, 2026

CVE-2021-42951 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A Remote Code Execution (RCE) vulnerability exists in Algorithmia MSOL all versions before October 10 2021 of SaaS. Users can register for an account and are allocated a set number of credits to try the product. EPSS estimates a 1.61% chance of exploitation in the next 30 days.

Description

A Remote Code Execution (RCE) vulnerability exists in Algorithmia MSOL all versions before October 10 2021 of SaaS. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new, specially crafted Algorithm and subsequently launch remote code execution with their desired result.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.61%

72.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Algorithmia	Msol	< 2021-10-10

References

http://algorithmia.comVendor Advisory
https://seclists.org/fulldisclosure/2022/Feb/33Mailing List, Third Party Advisory
http://algorithmia.comVendor Advisory
https://seclists.org/fulldisclosure/2022/Feb/33Mailing List, Third Party Advisory

Timeline

Published: Mar 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42951?

How severe is CVE-2021-42951?

CVE-2021-42951 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.61% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42951?

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-2021-42951?

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

Scan your code now

Source: NVD / NIST