What’s Vulnerable › Vulnerabilities

CVE-2021-4050: Cross-site Scripting (XSS) - Stored in livehelperchat/livehelperchat

• Severity: medium (CVSS 6.1 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: 2021-12-08 · updated 2026-06-17
• Weakness: CWE-79

Description

livehelperchat is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected products

• livehelperchat/livehelperchat: all versions

References

• https://github.com/livehelperchat/livehelperchat/commit/0ce1dd2a13509747c240c8484228a5df8d6e03ec
• https://huntr.dev/bounties/27eb39d7-7636-4c4b-922c-a2f8fbe1ba05
• https://github.com/livehelperchat/livehelperchat/commit/0ce1dd2a13509747c240c8484228a5df8d6e03ec
• https://huntr.dev/bounties/27eb39d7-7636-4c4b-922c-a2f8fbe1ba05

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