CVE-2026-6159

MEDIUM

code-projects Simple ChatBox Endpoint insert.php cross site scripting

Title source: cna
STIX 2.1

Description

A vulnerability has been found in code-projects Simple ChatBox up to 1.0. Affected by this vulnerability is an unknown functionality of the file /chatbox/insert.php of the component Endpoint. Such manipulation of the argument msg leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed to the public and may be used.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-357039 | code-projects Simple ChatBox Endpoint insert.php cross site scripting
https://vuldb.com/vuln/357039
Signature, Permissions Required signature permissions-required
VDB-357039 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/357039/cti
Third Party Advisory third-party-advisory
Submit #796666 | code-projects Simple ChatBox In PHP 1.0 Cross Site Scripting
https://vuldb.com/submit/796666
Product product
https://code-projects.org/

Scores

CVSS v3 4.3
EPSS 0.0027
EPSS Percentile 18.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79 CWE-94
Status published
Products (1)
code-projects/Simple ChatBox 1.0
Published Apr 13, 2026
Tracked Since Apr 13, 2026