CSP violations generated links in the console tab of the developer tools, pointing to the violating resource. This caused a DNS prefetch which leaked that a CSP violation happened. This vulnerability affects Firefox < 128.
https://www.mozilla.org/security/advisories/mfsa2024-29/
https://bugzilla.mozilla.org/show_bug.cgi?id=1880374
Source: Mitre, NVD
Published: 2024-07-09
Updated: 2024-07-11
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Severity: Medium