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CVE-2026-9308

—
CVSS 3.1
5.4 medium
EPSS
<1%p5
Published
()
Modified
Description

Firefox for iOS Reader View replaced page content in its HTML template before replacing other internal placeholders. A malicious page could include a placeholder string that was later substituted with JSON-LD data, potentially resulting in arbitrary JavaScript execution. This vulnerability was fixed in Firefox for iOS 151.2.

Vendors
mozilla
Products
firefox
Weakness
CWE-79
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news

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