CVE-2016-2836: Mozilla Firefox

High severity, CVSS 8.8. EPSS: 2.9% chance of exploitation in the next 30 days.

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to Http2Session::Shutdown and SpdySession31::Shutdown, and other vectors.

Affected products

• Mozilla Firefox: up to and including 47.0.1; version 45.1.0 only; version 45.1.1 only; version 45.2.0 only; version 45.3.0 only

Published 2016-08-05. Last modified 2026-06-17.