CVE-2021-22910

Name: CVE-2021-22910
Creator: NVD / NIST
Published: 2021-08-09T13:15:07.12+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.27%

Last modified Jun 17, 2026

CVE-2021-22910 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A sanitization vulnerability exists in Rocket.Chat server versions <3.13.2, <3.12.4, <3.11.4 that allowed queries to an endpoint which could result in a NoSQL injection, potentially leading to RCE.. EPSS estimates a 2.27% chance of exploitation in the next 30 days.

Description

A sanitization vulnerability exists in Rocket.Chat server versions <3.13.2, <3.12.4, <3.11.4 that allowed queries to an endpoint which could result in a NoSQL injection, potentially leading to RCE.

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

2.27%

80.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-75

Affected Software

Vendor	Product	Versions
Rocket.Chat	Rocket.Chat	< 3.11.4
Rocket.Chat	Rocket.Chat	>= 3.12.0, < 3.12.4
Rocket.Chat	Rocket.Chat	>= 3.13.0, < 3.13.2

References

https://blog.sonarsource.com/nosql-injections-in-rocket-chat/Third Party Advisory
https://hackerone.com/reports/1130874Exploit, Mailing List, Third Party Advisory
https://blog.sonarsource.com/nosql-injections-in-rocket-chat/Third Party Advisory
https://hackerone.com/reports/1130874Exploit, Mailing List, Third Party Advisory

Timeline

Published: Aug 9, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22910?

A sanitization vulnerability exists in Rocket.Chat server versions <3.13.2, <3.12.4, <3.11.4 that allowed queries to an endpoint which could result in a NoSQL injection, potentially leading to RCE.

How severe is CVE-2021-22910?

CVE-2021-22910 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22910?

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-2021-22910?

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

Scan your code now

Source: NVD / NIST