CVE-2021-29968

—

CVSS 3.1

8.1 high

EPSS

<1%p55

Published

Jun 24, 2021 (Jun 24, 2021)

Modified

Jun 17, 2026

Description

When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.0.1.

Vendors: mozilla
Products: firefox
Weakness: CWE-125
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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