PT-2026-61910 · Mozilla · Firefox+1
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 153
Thunderbird versions prior to 153
Description
A site isolation issue exists within the Graphics component. Site isolation is a security mechanism that ensures web pages from different sites are processed in separate processes to prevent one site from accessing data from another.
Recommendations
Update Firefox to version 153.
Update Thunderbird to version 153.
Fix
Information Disclosure
Origin Validation Error
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Related Identifiers
Affected Products
Firefox
Thunderbird