CVE-2026-13356 Details
Description
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.
A vulnerability in Firefox for iOS could allow a malicious webpage to interrupt a navigation process by triggering a synchronous JavaScript dialog. This would cause the browser's address bar to display the destination origin while still rendering content controlled by the attacker. The issue has been fixed in Firefox for iOS version 152.3.
Users can update to Firefox for iOS version 152.3 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 7, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=2047768 | [email protected] | Permissions Required |
| https://www.mozilla.org/security/advisories/mfsa2026-65/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-451 | User Interface (UI) Misrepresentation of Critical Information | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| mozilla firefox | < 152.3 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 8, 2026 | Initial Analysis | [email protected] |
| Jul 7, 2026 | CVE Modified | CISA-ADP |
| Jul 7, 2026 | New CVE Received | [email protected] |