Vulnerability · NVD

CVE-2026-13356

MEDIUM 6.3 Published on 2026-07-07

A malicious webpage could interrupt a pending navigation by enqueuing a synchronous JavaScript dialog, causing the browser UI to display the destination origin in the address bar while continuing to render attacker-controlled content. This vulnerability was fixed in Firefox for iOS 152.3.

Attack vector : Network No privileges required

Show raw CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

EPSS 0.13% exploit very unlikely percentile 3.1%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Firefox iOS org.mozilla.ios.Firefox

Affected <152.3 Fixed in 152.3 Latest tracked 153.3 patched

Vulnerable CPE configurations (1)

Vendor	Product	Platform	Versions	CPE 2.3 URI
mozilla	firefox iOS	iOS	<152.3	cpe:2.3:a:mozilla:firefox::::::iphone_os::*

View on NVD ↗ Advisory · www.mozilla.org