CVE-2021-47954CWE-89

LayerBB 1.1.4 SQL Injection via search_query Parameter

High · published May 16, 2026

CVSS v4.0
8.8
EPSS
0%
Percentile
13.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.8 · HIGH
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
EPSS
0.00237 · 13.9th percentile
Weakness
CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Published
2026-05-16T15:26Z
EPSS history
Timeline
  • 16 MAY 15:26Z
    LayerBB 1.1.4 SQL Injection via search_query Parameter
    cvelistv5