CVE-2023-30319

CRITICAL

ChatEngine - Stored Cross-Site Scripting in Username Field

Title source: llm

Description

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

References (2)

Core 2

Core References

Exploit

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

View Exploit ZIP pw:eip

Third Party Advisory

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

Scores

CVSS v3 9.6

EPSS 0.0084

EPSS Percentile 53.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-79

Status published

Products (1)

chatengine_project/chatengine 1.0

Published Jul 06, 2023

Tracked Since Feb 18, 2026