Description
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.
Details
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| wpforo-forum | 2.4.0 | 2.4.16 |
References
Similar Threats
- Medium CVE-2026-28554
- Medium CVE-2026-28555
- Medium CVE-2026-28556
- Medium CVE-2025-0764
- Medium CVE-2023-47869
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