PT-2026-45410
CVE-2026-9308
·
Published
2026-06-01
·
Updated
2026-06-03
Description by
CVSS 3.1
5.4
MediumMetricsAV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions
Firefox for iOS versions prior to 151.2
Description
Reader View in Firefox for iOS replaced page content in its HTML template before substituting other internal placeholders. A malicious page could include a placeholder string that was subsequently replaced with JSON-LD (JavaScript Object Notation for Linked Data, a format for describing structured data) data, which could lead to arbitrary JavaScript execution.
Recommendations
Update to version 151.2.
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