SourceCodester Online Exam System data sql injection

published 2023-05-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34228

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

A vulnerability classified as critical was found in SourceCodester Online Exam System 1.0. This vulnerability affects unknown code of the file /kelasdosen/data. 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-229276.

Exploit prediction

0.73% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/tht1997/CVE_2023/blob/main/online_exam/kelasdosen.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	6.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

SourceCodester Online Exam System

Classification

Weakness

CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

github.com /tht1997/CVE_2023/blob/main/online_exam/kelasdosen.md
exploit, third-party-advisory
vuldb.com /?id.229276
vdb-entry, technical-description, permissions-required, third-party-advisory
vuldb.com /?ctiid.229276
signature, permissions-required, third-party-advisory

Sources

CVE List CVE-2023-2770
NVD CVE-2023-2770

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary