CVE-2025-9183: Spoofing issue in the Address Bar component
Spoofing issue in the Address Bar component.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 140.2 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 142 - Upgrade
Upgrade
Firefoxto a version that resolves this vulnerability.Fixed in 142 - Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 140.2
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2025-9183?
The severity of CVE-2025-9183 is classified as moderate due to potential spoofing issues.
How do I fix CVE-2025-9183?
To fix CVE-2025-9183, update your Firefox to version 142 or later, or Firefox ESR to version 140.2 or later.
What versions of Firefox are affected by CVE-2025-9183?
CVE-2025-9183 affects Firefox versions prior to 142 and Firefox ESR versions prior to 140.2.
Is CVE-2025-9183 a critical vulnerability?
No, CVE-2025-9183 is not classified as critical, but it still poses a risk due to spoofing.
What type of vulnerability is CVE-2025-9183?
CVE-2025-9183 is a spoofing vulnerability affecting the Address Bar component.