CVE-2023-28359

Name: CVE-2023-28359
Creator: NVD / NIST
Published: 2023-05-11T22:15:10.057+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.61%

Last modified Jun 17, 2026

CVE-2023-28359 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A NoSQL injection vulnerability has been identified in the listEmojiCustom method call within Rocket.Chat. This can be exploited by unauthenticated users when there is at least one custom emoji uploaded to the Rocket.Chat instance. EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

A NoSQL injection vulnerability has been identified in the listEmojiCustom method call within Rocket.Chat. This can be exploited by unauthenticated users when there is at least one custom emoji uploaded to the Rocket.Chat instance. The vulnerability causes a delay in the server response, with the potential for limited impact.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.61%

44.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rocket.Chat	Rocket.Chat	< 6.0.0

References

https://hackerone.com/reports/1757676Issue Tracking, Third Party Advisory
https://hackerone.com/reports/1757676Issue Tracking, Third Party Advisory

Timeline

Published: May 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-28359?

How severe is CVE-2023-28359?

CVE-2023-28359 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.

How do I fix CVE-2023-28359?

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-2023-28359?

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

Scan your code now

Source: NVD / NIST