Paper/Archive/CVE-2025-54145

CVE-2025-54145

Mozilla Firefox for iOS — Scanning a malicious URL utilizing Firefox's open-text scheme with the QR code scanner could load arbitrary websites

EPSS 0.4%CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (ADP)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 33.6.336 × 206.7 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

Firefox for iOSsee advisory141CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/show_bug.cgi?id=1946122 refmozilla.org/security/advisories/mfsa2025-60