CVE-2025-14744

Filename spoofing via Unicode Right-to-Left Override in Firefox for iOS

CVSS 6.5 MEDIUMEPSS 0.2%CWE-451

Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability was fixed in Firefox for iOS 144.0.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected products

Mozilla · Firefox for iOS

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1984683 https://www.mozilla.org/security/advisories/mfsa2025-97/