CVE-2022-40120
CWE-89Published: September 23, 2022· Updated: Jun 17, 2026
Official Description
Online Banking System v1.0 was discovered to contain a SQL injection vulnerability via the search_term parameter at /net-banking/customer_transactions.php.
Risk Analysis
Online Banking System v1.0 is vulnerable to SQL injection via the search_term parameter in customer_transactions.php. This critical flaw allows unauthenticated remote attackers to compromise the database. The 9.8 CVSS score reflects the high severity of this vulnerability.
No public exploit is known, and it is not in CISA KEV. It is remotely exploitable.
Use prepared statements to prevent SQL injection. Replace the vulnerable software with a secure alternative.
Technical Analysis
CVE-2022-40120 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (4)
Quick Facts
Related CVEs (CWE-89)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-40120 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts