High severity7.5NVD Advisory· Published Aug 19, 2025· Updated Apr 13, 2026

CVE-2025-55029

Description

Malicious scripts could bypass the popup blocker to spam new tabs, potentially resulting in denial of service attacks. This vulnerability was fixed in Firefox for iOS 142.

Affected products

Mozilla Corporation/Firefox
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:iphone_os:*:*
Range: <142.0

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.mozilla.org/security/advisories/mfsa2025-68/nvdVendor Advisory
bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required

News mentions

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