VULNERABILITY INTELLIGENCE

CVE-2023-28356

CVSS score7.5 HIGH
EPSS probability0.72%
CISA KEVNot currently listed
Published2023-05-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Weakness classification

  • support@hackerone.com: CWE-400
  • nvd@nist.gov: CWE-400
  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-770

Primary references