VULNERABILITY INTELLIGENCE

CVE-2019-9805

CVSS score9.8 CRITICAL
EPSS probability1.36%
CISA KEVNot currently listed
Published2019-04-26
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

A latent vulnerability exists in the Prio library where data may be read from uninitialized memory for some functions, leading to potential memory corruption. This vulnerability affects Firefox < 66.

Weakness classification

  • CWE-908: Use of Uninitialized Resource

Primary references