VULNERABILITY INTELLIGENCE

CVE-2021-28667

CVSS score7.5 HIGH
EPSS probability2.48%
CISA KEVNot currently listed
Published2021-03-18
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

StackStorm before 3.4.1, in some situations, has an infinite loop that consumes all available memory and disk space. This can occur if Python 3.x is used, the locale is not utf-8, and there is an attempt to log Unicode data (from an action or rule name).

Weakness classification

  • nvd@nist.gov: CWE-835

Primary references