CVE-2020-26971

HIGH · CVSS 8.8 EPSS 1.88%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-01-07 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2020-26971

Severity

HIGH

CVSS

8.8

EPSS

1.88%

Firefox

Original NVD Description

Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.