VULNERABILITY INTELLIGENCE

CVE-2019-11756

CVSS score8.8 HIGH

EPSS probability1.49%

CISA KEVNot currently listed

Published2020-01-08

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

Improper refcounting of soft token session objects could cause a use-after-free and crash (likely limited to a denial of service). This vulnerability affects Firefox < 71.

Weakness classification

nvd@nist.gov: CWE-416

Primary references

security@mozilla.org — Issue Tracking, Permissions Required
security@mozilla.org — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Permissions Required
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory