SourceCodester Comment System GET Parameter index.php cross site scripting

published 2023-05-27 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34368

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 46%
public exploits: 0; none known

A vulnerability classified as problematic has been found in SourceCodester Comment System 1.0. Affected is an unknown function of the file index.php of the component GET Parameter Handler. The manipulation of the argument msg leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-230076.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-03-04)

Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/kanyl6/CVERequest/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 Comment System

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

github.com /kanyl6/CVERequest/blob/main/XSS.md
exploit
vuldb.com /?id.230076
vdb-entry, technical-description, third-party-advisory
vuldb.com /?ctiid.230076
signature, permissions-required, third-party-advisory

Sources

CVE List CVE-2023-2922
NVD CVE-2023-2922

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