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Case File

CVE-2023-6204

MEDIUM · CVSS 6.5 EPSS 0.83%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-11-21 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. It affects Firefox.

CVE
CVE-2023-6204
Severity
MEDIUM
CVSS
6.5
EPSS
0.83%
Firefox

Original NVD Description

On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Related CVEs

Other vulnerabilities affecting the same vendor(s)