AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2019-11778

MEDIUM · CVSS 5.4 EPSS 0.76%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-09-18 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.4. See the original NVD description below for full technical details.

CVE
CVE-2019-11778
Severity
MEDIUM
CVSS
5.4
EPSS
0.76%

Original NVD Description

If an MQTT v5 client connects to Eclipse Mosquitto versions 1.6.0 to 1.6.4 inclusive, sets a last will and testament, sets a will delay interval, sets a session expiry interval, and the will delay interval is set longer than the session expiry interval, then a use after free error occurs, which has the potential to cause a crash in some situations.

Related CVEs

Other vulnerabilities affecting the same vendor(s)