CVE-2021-47954

LayerBB 1.1.4 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the search_query parameter. Attackers can send POST requests to /search.php with malicious search_query values using CASE WHEN statements to extract sensitive database information.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.exploit-db.com/exploits/49593
https://www.vulncheck.com/advisories/layerbb-sql-injection-via-search-query-parameter

Configurations

No configuration.

History

No history.

Information

Published : 2026-05-16 16:16

Updated : 2026-06-17 04:18

NVD link : CVE-2021-47954

Mitre link : CVE-2021-47954

CVE.ORG link : CVE-2021-47954

JSON object : View

Products Affected

No product.

CWE

CWE-89

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

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