WordPress SEO Alert 1.59 Cross Site Scripting

Tittle: WordPress Plugin SEO ALert 3. Save to get the XSS trigger. Classification: Type XSS OWASP top 10 A7: Cross-Site Scripting XSS CWE-79 wpScan: https://wpscan.com/vulnerability/0af475ba-5c02-4f62-876d-6235a745bbd6...

SEO ALert <= 1.59 - Admin+ Stored XSS

The plugin does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed for example in multisite setup. 1. Go to Vanilla Beans » SEO Alert. 2. In "Slack...