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CVE-2025-54145 — The QR scanner could allow arbitrary websites to be opened if a user was tricked into scanning a malicious…

Mozilla · Firefox · Published 19 Aug 2025 · Modified 30 Sept 2026

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. This vulnerability was fixed in Firefox for iOS 141.

References

What to do
  1. Check whether Firefox is in your asset inventory.
  2. Patch in the next maintenance window; prioritise internet-facing systems.
  3. Record the decision in your risk register for audit evidence.
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Link: adminadda.com/cve/CVE-2025-54145