VULNERABILITY INTELLIGENCE

CVE-2018-16515

CVSS score8.8 HIGH
EPSS probability1.54%
CISA KEVNot currently listed
Published2018-09-18
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation.

Weakness classification

  • nvd@nist.gov: CWE-347

Primary references