Discourse is an open-source discussion platform. Between versions 3.1.0.beta2 and 3.1.0.beta3 of the tests-passed branch, editing or responding to a chat message containing malicious content could lead to a cross-site scripting attack. This issue is patched in version 3.1.0.beta3 of the tests-passed branch. There are no known workarounds.
{
"severity": "Medium",
"cpes": [
"cpe:2.3:a:discourse:discourse:3.1.0:beta2:*:*:beta:*:*:*"
]
}