CVE-2025-5020 - CVE House
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Status published Unknown CVE-2025-5020

Links using non-HTTP schemes opened from other apps such as Safari could have allowed spoofing of website addresses

Vulnerability Description

Opening maliciously-crafted URLs in Firefox from other apps such as Safari could have allowed attackers to spoof website addresses if the URLs utilized non-HTTP schemes used internally by the Firefox iOS client. This vulnerability was fixed in Firefox for iOS 139.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • James Lee

References

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Affected Vendor

Affected Software

Firefox for iOS
Vulnerable Versions:
139

Timeline

Official Publish: May 21st, 2025
Last Modified: April 13th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.