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CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2026-81267

Stalled popup navigation could allow address bar origin spoofing in Firefox for iOS

Description

A malicious webpage could stall a popup's cross-origin navigation after commit, causing the address bar to display the destination origin while continuing to render attacker-controlled content. This vulnerability was fixed in Firefox for iOS 155.0.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox for iOS

  • 155.0 to ≤ *unaffected

References