CVE-2025-9186
Spoofing issue in the Address Bar component of Firefox Focus for Android
6.5 Medium
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
0.24%Up 0.2 points since Aug 20, 2025
What each source reports
CVE List Score used
Spoofing issue in the Address Bar component of Firefox Focus for Android
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.
- Record
CVE-2025-9186- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
EUVDEUVD-2025-25242
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.
- Record
EUVD-2025-25242- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-96vc-phqg-v5rx
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability...
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability affects Firefox < 142.
- Record
GHSA-96vc-phqg-v5rx- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
NVD
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.
- Record
CVE-2025-9186- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Weakness
- CWE-451
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2025-9186
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability affects Firefox < 142.
- Record
UBUNTU-CVE-2025-9186- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVopenSUSE-SU-2025:15516-1 No score
MozillaFirefox-142.0.1-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-142.0.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2025:15516-1- 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
| Package | Affected | Fixed |
|---|---|---|
MozillaFirefoxopenSUSE:Tumbleweed From an advisory covering 9 CVEs |
before 142.0.1-1.1 | 142.0.1-1.1 |
firefox-esropenSUSE:Tumbleweed From an advisory covering 228 CVEs |
before 153.0-1.1 | 153.0-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-9186 is a medium vulnerability (CVSS 6.5) in Mozilla Firefox, published August 19, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.
References
bugzilla.mozilla.org/show_bug.cgi?id=1445758
mozilla.org/security/advisories/mfsa2025-64
nvd.nist.gov/vuln/detail/CVE-2025-9186
github.com/advisories/GHSA-96vc-phqg-v5rx
ubuntu.com/security/CVE-2025-9186
cve.org/CVERecord?id=CVE-2025-9186
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suse.com/security/cve/CVE-2025-9179
This page doesn't list everything
Left out here: 42 references. The JSON record has them.