Mozilla Foundation Security Advisory 2025-60

Security Vulnerabilities fixed in Firefox for iOS 141

Announced
July 22, 2025
Impact
moderate
Products
Firefox for iOS
Fixed in
  • Firefox for iOS 141

#CVE-2025-54143: Sandboxed iframes could allow local downloads despite sandbox restrictions

Reporter
Narendra Bhati
Impact
moderate
Description

Sandboxed iframes on webpages could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page

References

#CVE-2025-54144: Internal Firefox open-text URL scheme allowed loading of arbitrary URLs

Reporter
James Lee
Impact
moderate
Description

The URL scheme used by Firefox to facilitate searching of text queries could incorrectly allow attackers to open arbitrary website URLs or internal pages if a user was tricked into clicking a link

References

#CVE-2025-54145: Scanning a malicious URL utilizing Firefox's open-text scheme with the QR code scanner could load arbitrary websites

Reporter
James Lee
Impact
moderate
Description

The QR scanner could allow arbitrary websites to be opened if a user was tricked into scanning a malicious link that leveraged Firefox's open-text URL scheme

References