VULNERABILITY INTELLIGENCE
CVE-2021-31819
CVSS score9.8 CRITICAL
EPSS probability2.35%
CISA KEVNot currently listed
Published2021-09-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
In Halibut versions prior to 4.4.7 there is a deserialisation vulnerability that could allow remote code execution on systems that already trust each other based on certificate verification.
Weakness classification
- nvd@nist.gov: CWE-502