Description
Documents were incorrectly assuming an ordering of principal objects when ensuring we were loading an appropriately privileged principal. In certain circumstances it might have been possible to cause a document to be loaded with a higher privileged principal than intended. This vulnerability affects Firefox < 113.
References (3)
Core 3
Core References
Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1776755
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-16/
Third Party Advisory
https://security.gentoo.org/glsa/202401-10
Scores
CVSS v3
6.5
EPSS
0.0018
EPSS Percentile
39.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Details
Status
published
Products (1)
mozilla/firefox
< 113.0
Published
Jun 19, 2023
Tracked Since
Feb 18, 2026