CVE-2025-23108

Firefox Mobile iOS Full Address Bar Spoof Using Open in New Tab and Javascript URI

State: Published
Severity: 4.3 Medium
Published: Jan 11, 2025
Updated: May 20, 2026
Reserved: Jan 10, 2025

Description

Opening Javascript links in a new tab via long-press in the Firefox iOS client could result in a malicious script spoofing the URL of the new tab. This vulnerability was fixed in Firefox for iOS 134.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Firefox for iOSMozilla	134 and laterNot affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1933172
https://www.mozilla.org/security/advisories/mfsa2025-06/

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