TI-2023-14221 Aliases CVE-2023-30319 GHSA-4fr8-gmqr-2fwp

Cross Site Scripting (XSS) vulnerability in username field in…

HIGH 76CWE-79Published 2023-07-06 · Updated 2024-11-20

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross Site Scripting (XSS) vulnerability in username field in /src/chatbotapp/LoginServlet.java in wliang6 ChatEngine commit fded8e710ad59f816867ad47d7fc4862f6502f3e, allows attackers to execute arbitrary code.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00888 59th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:chatengine_project:chatengine:1.0:::::::*	1.0	Vulnerable	Chatengine Project

cpe:2.3:a:chatengine_project:chatengine:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Chatengine Project

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-30319
2026-10-03 Alias added: GHSA-4fr8-gmqr-2fwp

References

Exploit 1

https://github.com/wliang6/ChatEngine/blame/fded8e710ad59f816867ad47d7fc4862f6502f3e/src/chatbotapp/LoginServlet.java#L30:L40

Advisory 1

https://payatu.com/advisory/cross-site-scripting-xxs-vulnerability-in-wliang6-chatengine/

TI-2023-14223 Cross Site Scripting (XSS) vulnerability in textMessage field in… CVSS 3.1CRITICAL 9.0
TI-2023-14222 Cross Site Scripting (XSS) vulnerability in textMessage field in… CVSS 3.1CRITICAL 9.0
TI-2023-14226 SQL Injection vulnerability in textMessage parameter in /src/chatbotapp/chatWindow.java… CVSS 3.1HIGH 7.5
TI-2023-14225 SQL Injection vulnerability in username field in /src/chatbotapp/chatWindow.java in… CVSS 3.1HIGH 7.5
TI-2023-14227 Cross Site Scripting (XSS) vulnerability in username field in… CVSS 3.1MEDIUM 6.1
TI-2023-14224 Cross Site Scripting (XSS) vulnerability in username field in… CVSS 3.1MEDIUM 5.4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences