Mozilla Firefox up to 147.0.1 Anti-Tracking protection mechanism

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Mozilla Firefox up to 147.0.1. This issue affects some unknown processing of the component Anti-Tracking. This manipulation causes Remote Code Execution. The identification of this vulnerability is CVE-2026-24868. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Mozilla Firefox up to 147.0.1 and classified as critical. Affected by this vulnerability is an unknown code of the component Anti-Tracking. The manipulation with an unknown input leads to a remote code execution vulnerability. The CWE definition for the vulnerability is CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability affects Firefox < 147.0.2.

It is possible to read the advisory at bugzilla.mozilla.org. This vulnerability is known as CVE-2026-24868 since 01/27/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/07/2026).

The vulnerability scanner Nessus provides a plugin with the ID 297411 (Linux Distros Unpatched Vulnerability : CVE-2026-24868), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 147.0.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (297411), EUVD (EUVD-2026-4816) and CERT Bund (WID-SEC-2026-0232). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Mozilla Firefox

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Protection mechanism
CWE: CWE-693
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 297411
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-24868

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Firefox 147.0.2

Timelineinfo

01/27/2026 Advisory disclosed
01/27/2026 +0 days CVE reserved
01/27/2026 +0 days VulDB entry created
02/07/2026 +11 days VulDB entry last update

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: bugzilla.mozilla.org
Status: Confirmed

CVE: CVE-2026-24868 (🔒)
GCVE (CVE): GCVE-0-2026-24868
GCVE (VulDB): GCVE-100-343039
EUVD: 🔒
CERT Bund: WID-SEC-2026-0232 - Mozilla Firefox: Mehrere Schwachstellen

Entryinfo

Created: 01/27/2026 17:24
Updated: 02/07/2026 13:18
Changes: 01/27/2026 17:24 (54), 01/28/2026 21:11 (7), 01/29/2026 03:13 (2), 01/31/2026 21:07 (2), 02/07/2026 13:18 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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