CVE-2025-9183: Spoofing issue in the Address Bar component
Published Aug 19, 2025
·Updated
Spoofing issue in the Address Bar component.
Affected Software
6 affected componentsFixes available
Mozilla Firefox<142
Mozilla Firefox ESR<140.2
Mozilla Firefox<140.2.0
Mozilla Firefox<142.0
Mozilla Firefox ESR<140.2
140.2
Mozilla Firefox<142
142
Event History
Aug 19, 2025
CVE Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
Updated
via Mozilla·12:00 AM
Affected Software
CVE Published
via MITRE·08:33 PM
Data Sourced
via MITRE·08:33 PM
Description
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Feb 27, 57989
Event
via FIRST·09:20 PM
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of CVE-2025-9183?
The severity of CVE-2025-9183 is classified as moderate due to potential spoofing issues.
2
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.
3
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.
4
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.
5
What type of vulnerability is CVE-2025-9183?
CVE-2025-9183 is a spoofing vulnerability affecting the Address Bar component.