What is the CVSS score of CVE-2021-47869?

CVE-2021-47869 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Professional are affected by CVE-2021-47869?

Organizations using Brother BRAdmin Professional 3.75 face notable risk from CVE-2021-47869 rated CVSS 7.8. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2021-47869?

Yes, a public proof-of-concept exploit is available for CVE-2021-47869. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2021-47869?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Professional CVE-2021-47869

HIGH

Unquoted Search Path or Element (CWE-428)

2026-01-21 disclosure@vulncheck.com

RCE

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 26, 2026 - 15:04 vuln.today

Public exploit code

CVE Published

Jan 21, 2026 - 18:16 nvd

HIGH 7.8

DescriptionCVE.org

Brother BRAdmin Professional 3.75 contains an unquoted service path vulnerability in the BRA_Scheduler service that allows local users to potentially execute arbitrary code. Attackers can place a malicious executable named 'BRAdmin' in the C:\Program Files (x86)\Brother\ directory to gain local system privileges.

AnalysisAI

BRA_Scheduler service contains a vulnerability that allows attackers to potentially execute arbitrary code (CVSS 7.8).

Technical ContextAI

exists in the BRA_Scheduler component. Brother BRAdmin Professional 3.75 contains an unquoted service path vulnerability in the BRA_Scheduler service that allows local users to potentially execute arbitrary code. Attackers can place a malicious executable named 'BRAdmin' in the C:\Program Files (x86)\Brother\ directory to gain local system privileges.

Affected ProductsAI

Product: BRA_Scheduler service. Component: BRA_Scheduler.

RemediationAI

Monitor vendor advisories for a patch.

CVE-2021-47869 vulnerability details – vuln.today

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Professional CVE-2021-47869

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code