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Vulnerability IntelligenceCVE-2026-4728

CVE-2026-4728

MEDIUM6.5

Spoofing issue in the Privacy: Anti-Tracking component

Published Mar 24, 2026

Modified 1 months ago

Details

Spoofing issue in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2013179

https://www.cve.org/CVERecord?id=CVE-2026-4728

https://www.mozilla.org/security/advisories/mfsa2026-20/

https://www.mozilla.org/security/advisories/mfsa2026-23/

CVSS Analysis

CVSS v3.1

6.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

HighI:H

Availability

NoneA:N

6.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Ecosystems

Timeline

PublishedMar 24, 2026

ModifiedApr 13, 2026

CVE-2026-4728 | Mondoo Vulnerability Intelligence