CVE-2026-4728Disclosure(mozilla / firefox)

LOWCVSS 6.5 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-290

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • firefox
  • thunderbird

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • General: 1 classified signal
  • 2 total mentions across 1 day

Affected systems

Vendors
Products
firefoxthunderbird

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-03-24: 2Technical Details · 2026-03-24: 103-24
Signal classification2 categories
Disclosure
150.0%
General
150.0%
Referenced assets2 URLs
Full discourse2 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-4728 Firefox Privacy https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-4728

    Post summary

    The entry only lists CVE‑2026‑4728 with a link to a details page; no actionable information or contextual details are provided.

    0000030
    4.0K followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-4728 Spoofing issue in the Privacy: Anti-Tracking component. This vulnerability affects Firefox < 149. https://www.cve.org/CVERecord?id=CVE-2026-4728

    Post summary

    The post announces CVE-2026-4728 as a spoofing issue in Firefox’s Anti-Tracking component, describing affected versions but not providing exploit, PoC, or patch details.

    0000091
    56.8K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Appmozillafirefox---
Appmozillathunderbird---

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