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CVE-2025-0246

Address bar spoofing using an invalid protocol scheme on Firefox for Android

6.5 Medium

When using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue only affected Android operating systems. Other operating systems are unaffected. *Note: This issue is a different issue from CVE-2025-0244. This vulnerability was fixed in Firefox 134.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.45%Up 0.4 points since Jan 8, 2025
90%50%10%1%

What each source reports

CVE List Score used 6.5

Address bar spoofing using an invalid protocol scheme on Firefox for Android

When using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue only affected Android operating systems. Other operating systems are unaffected. *Note: This issue is a different issue from CVE-2025-0244. This vulnerability was fixed in Firefox 134.

Record
CVE-2025-0246
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated
2026-11-02
EUVDEUVD-2025-1578 6.5

When using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue only affected Android operating systems. Other operating systems are unaffected. *Note: This issue is a different issue from CVE-2025-0244. This vulnerability was fixed in Firefox 134.

Record
EUVD-2025-1578
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-xwpw-pxrm-39pm 6.5

When using an invalid protocol scheme, an attacker could spoof the address bar. *Note: This...

When using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue only affected Android operating systems. Other operating systems are unaffected. *Note: This issue is a different issue from CVE-2025-0244. This vulnerability affects Firefox < 134.

Record
GHSA-xwpw-pxrm-39pm
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated
2026-11-02
NVD 6.5

When using an invalid protocol scheme, an attacker could spoof the address bar. Note: This issue only affected Android operating systems. Other operating systems are unaffected. *Note: This issue is a different issue from CVE-2025-0244. This vulnerability was fixed in Firefox 134.

Record
CVE-2025-0246
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated
2026-11-02
OSVopenSUSE-SU-2025:14630-1 No score

MozillaFirefox-134.0-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-134.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:14630-1
Updated
2026-11-02
OSVopenSUSE-SU-2026:11373-1 No score

firefox-esr-153.0-1.1 on GA media

These are all security issues fixed in the firefox-esr-153.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:11373-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
MozillaFirefox
openSUSE:Tumbleweed
From an advisory covering 11 CVEs
 before 134.0-1.1
134.0-1.1
firefox-esr
openSUSE:Tumbleweed
From an advisory covering 228 CVEs
 before 153.0-1.1
153.0-1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-0246 is a medium vulnerability (CVSS 6.5) in Mozilla Firefox, published January 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.

References

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