CVE-2021-47954

LayerBB 1.1.4 SQL Injection via search_query Parameter

Published May 16, 2026 CVSS 4.0 · 8.8 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title LayerBB 1.1.4 SQL Injection via search_query Parameter
First Time appeared Layerbb
Layerbb layerbb
Weaknesses CWE-89
CPEs cpe:2.3:a:layerbb:layerbb:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:layerbb:layerbb:1.1.4:*:*:*:*:*:*:*
Vendors & Products Layerbb
Layerbb layerbb
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N'}

cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 18, 2026, 6:48 PM
Reserved
Feb 1, 2026, 11:24 AM
Status
Deferred
Published
May 16, 2026, 4:16 PM
Modified
Jun 17, 2026, 4:18 AM