CVE-2023-6860
Mozilla: Potential sandbox escape due to VideoBridge lack of texture validation
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 19, 2023
Updated · November 21, 2025
Description
The Mozilla Foundation Security Advisory describes this flaw as:
The VideoBridge allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox.
Statement
Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-20 · Improper Input Validation