The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.2.2 does not sanitize and escape Client IDs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
[
{
"vendor": "Unknown",
"product": "WP OAuth Server (OAuth Authentication)",
"collectionURL": "https://wordpress.org/plugins",
"versions": [
{
"status": "affected",
"versionType": "custom",
"version": "0",
"lessThan": "4.2.2"
}
],
"defaultStatus": "unaffected"
}
]