What’s Vulnerable › Vulnerabilities

CVE-2023-30319

• Severity: critical (CVSS 9.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-06 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• Chatengine Project Chatengine: 1.0

References

• https://github.com/wliang6/ChatEngine/blame/fded8e710ad59f816867ad47d7fc4862f6502f3e/src/chatbotapp/LoginServlet.java#L30:L40
• https://payatu.com/advisory/cross-site-scripting-xxs-vulnerability-in-wliang6-chatengine/
• https://github.com/wliang6/ChatEngine/blame/fded8e710ad59f816867ad47d7fc4862f6502f3e/src/chatbotapp/LoginServlet.java#L30:L40
• https://payatu.com/advisory/cross-site-scripting-xxs-vulnerability-in-wliang6-chatengine/

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