CVE-2023-28356

Description

A vulnerability has been identified where a maliciously crafted message containing a specific chain of characters can cause the chat to enter a hot loop on one of the processes, consuming ~120% CPU and rendering the service unresponsive.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.18%
Third-Party Advisory hackerone.com
Affected: n/a Rocket.Chat
Published at:
Updated at:

References

Link Tags
https://hackerone.com/reports/1461340 third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-28356?
CVE-2023-28356 has been scored as a high severity vulnerability.
How to fix CVE-2023-28356?
To fix CVE-2023-28356, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-28356 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-28356 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-28356?
CVE-2023-28356 affects n/a Rocket.Chat.
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