CVE-2025-23109
Address bar spoofing on iOS using long hostnames
MEDIUM
6.5
CVSS Score
Published: January 11, 2025 at 03:36 AM UTC
Updated: October 5, 2026 at 03:10 PM UTC
1 product affected across 1 vendorFirefox
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit
Description
Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address This vulnerability affects Firefox for iOS < 134.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
Issue TrackingPermissions Required
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1419275SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
6.5MEDIUMCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-346
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