CVE-2023-23604

Creation of duplicate SystemPrincipal from less secure contexts

Medium · published June 2, 2023

CVSS v3.1
6.5
EPSS
0%
Percentile
39.2
In the wild
Unconfirmed
What it is

A duplicate `SystemPrincipal` object could be created when parsing a non-system html document via `DOMParser::ParseFromSafeString`. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00463 · 39.2th percentile
Published
2023-06-02T00:00Z
EPSS history
Timeline
  • 02 JUN 00:00Z
    Creation of duplicate SystemPrincipal from less secure contexts
    cvelistv5