How to fix CVE-2021-47766?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Validate that input sanitization is in place for all user-controlled parameters.

Is PHP affected by CVE-2021-47766?

Organizations using Kmaleon 1.1.0.205 face moderate risk from CVE-2021-47766, a SQL injection vulnerability rated CVSS 7.1. Successful exploitation could allow attackers to execute arbitrary code or commands on affected systems, potentially leading to full system compromise.

CVE-2021-47766

HIGH

2026-01-15 [email protected]

7.1

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 16, 2026 - 15:55 vuln.today

Public exploit code

CVE Published

Jan 15, 2026 - 16:16 nvd

HIGH 7.1

Description

Kmaleon 1.1.0.205 contains an authenticated SQL injection vulnerability in the 'tipocomb' parameter of kmaleonW.php that allows attackers to manipulate database queries. Attackers can exploit this vulnerability using boolean-based, error-based, and time-based blind SQL injection techniques to potentially extract or manipulate database information.

Analysis

Kmaleon 1.1.0.205 contains an authenticated SQL injection vulnerability in the 'tipocomb' parameter of kmaleonW.php that allows attackers to manipulate database queries. [CVSS 7.1 HIGH]

Technical Context

Classified as CWE-89 (SQL Injection). Kmaleon 1.1.0.205 contains an authenticated SQL injection vulnerability in the 'tipocomb' parameter of kmaleonW.php that allows attackers to manipulate database queries. Attackers can exploit this vulnerability using boolean-based, error-based, and time-based blind SQL injection techniques to potentially extract or manipulate database information.

Affected Products

Kmaleon 1.1.0.205 contains an authenticated SQL injection vulnerability in the 'tipocomb' parameter of kmaleonW.php that allows attackers to manipulat

Remediation

Monitor vendor advisories for a patch. Use parameterized queries. Implement input validation. Restrict network access to the affected service where possible.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +36

POC: +20

CVE-2021-47766 vulnerability details – vuln.today

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CVE-2021-47766

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CVE-2021-47766

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

Affected Products

Remediation

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External POC / Exploit Code