CVE-2026-2634
Spoofed web content presented under trusted domains using scripted navigation on Firefox iOS
Vexday Risk Score
28Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 9.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
24 Feb 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Mozilla · Firefox for iOSWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →