Vulnerability · Published May 16, 2026 · Assigned by VulnCheck
CVE-2021-47954LayerBB 1.1.4 SQL Injection via search_query Parameter
High 8.2
In plain English
A high-severity SQL injection in LayerBB from LayerBB. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.2%top 85.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-89 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- ExploitDB-49593 exploit
- VulnCheck Advisory: LayerBB 1.1.4 SQL Injection via search_query Parameter third-party-advisory