CVE-2026-2634 — Spoofed web content presented under trusted domains using scripted navigation on Firefox iOS

CVE-2026-2634

Spoofed web content presented under trusted domains using scripted navigation on Firefox iOS PUBLISHED

Description (CNA)

Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability was fixed in Firefox for iOS 147.4.

Affected (CNA)

Vendor / product	Versions
Mozilla / Firefox for iOS	unaffected 147.4 through *

CWE

No CWE identifiers supplied.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1975529
https://www.mozilla.org/security/advisories/mfsa2026-12/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.