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GHSA-8wcc-f2vq-h4gxmedium5.4

Cross-site Scripting in livehelperchat

Impact

Stored XSS is found in Settings>Live help configuration>Personal Theme>static content. Under the NAME field put a payload {{constructor.constructor('alert(1)')()}} while creating content, and you will see that the input gets stored, and every time the user visits, the payload gets executed.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

remdex/livehelperchat Packagist
Affected rangeRecorded fix
Earlier releases before 3.93Ecosystem versions3.93

Version evidence: OSV · GHSA-8wcc-f2vq-h4gx

View original version evidence (17 explicit versions)

Original source description

Stored XSS is found in Settings>Live help configuration>Personal Theme>static content. Under the NAME field put a payload {{constructor.constructor('alert(1)')()}} while creating content, and you will see that the input gets stored, and every time the user visits, the payload gets executed.

References