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CVE-2025-11718

Address bar could be spoofed on Android using visibilitychange

MEDIUM
6.5
CVSS Score
Published: October 14, 2025 at 12:27 PM UTC
Updated: October 8, 2026 at 12:10 PM UTC
1 product affected across 1 vendorFirefox· also runs on 1 platform

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event This vulnerability affects Firefox < 144.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Firefox· Mozilla
95%
v < 144.0*
Vendor states this is fixed in 144 (unaffected)
Affected range stops below 144.0, so it looks safe — our inference, not a vendor statement
google-android (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Issue TrackingPermissions Required
Source: cverecord
https://bugzilla.mozilla.org/show_bug.cgi?id=1980808
Vendor Advisory
Source: cverecord
https://www.mozilla.org/security/advisories/mfsa2025-81/

SSVC — 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-451

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