GHSA-X6MH-RJWM-8PH7 Cross-site Scripting vulnerability in SimpleXLSXEx::readXfs and SimpeXLSX::toHTMLEx

Impact When calling the extended toHTMLEx method, it is possible to execute arbitrary JavaScript code. Patches The supplied patch resolves this vulnerability for SimpleXLSX. Use 1.1.12 Workarounds Don't use direct publication via toHTMLEx This vulnerability was discovered by Aleksey Solovev...