SourceCodester Online School Fees System POST Parameter branch.php cross site scripting

published 2023-06-14 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-43870

cvss: 3.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 47%
public exploits: 0; none known

A vulnerability, which was classified as problematic, was found in SourceCodester Online School Fees System 1.0. This affects an unknown part of the file /paysystem/branch.php of the component POST Parameter Handler. The manipulation of the argument branch leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-231501 was assigned to this vulnerability.

Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/M9KJ-TEAM/CVEReport/blob/main/XSS.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	3.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	3.0	3.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CNA	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

SourceCodester Online School Fees System

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /M9KJ-TEAM/CVEReport/blob/main/XSS.md
exploit, third-party-advisory
vuldb.com /?id.231501
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.231501
signature, permissions-required, third-party-advisory

Sources

CVE List CVE-2023-3189
NVD CVE-2023-3189

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