CVE-2026-28560 — wpForo Forum 2.4.14 Stored XSS via Unsafe JSON Encoding in Inline Script
wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows script injection via forum URL data output into an inline script block using json_encode wit…
Published: 2026-02-28 · CVSS: 4.8 · CVSS 4.0
wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows script injection via forum URL data output into an inline script block using json_encode without the JSON_HEX_TAG flag. Attackers set a forum slug containing a closing script tag or unescaped single quote to break out of the JavaScript string context and execute arbitrary script in all visitors' browsers.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7