CVE-2023-2695
CWE-89Published: May 14, 2023· Updated: Jun 17, 2026
Official Description
A vulnerability was found in SourceCodester Online Exam System 1.0. It has been declared as critical. This vulnerability affects unknown code of the file /kelas/data of the component POST Parameter Handler. The manipulation of the argument columns[1][data] leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-228976.
Risk Analysis
A critical SQL injection vulnerability exists in the /kelas/data component of SourceCodester Online Exam System 1.0. An attacker can remotely inject malicious SQL commands, potentially compromising the entire database.
No public exploit is currently known, and the vulnerability is not listed in the CISA KEV. It is remotely exploitable due to the lack of authentication requirements.
Upgrade to the latest version of the Online Exam System or apply the vendor-provided security patch.
Technical Analysis
CVE-2023-2695 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 (6)
Quick Facts
Related CVEs (CWE-89)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-2695 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts