CVE-2026-64638
🗓️ 07 Aug 2026 18:02:07Reported by hackeroneType 
cve🔗 web.nvd.nist.gov📰️ 11 Media mentions👁 535 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 75 |
|---|---|---|---|---|
 | Exploit for CVE-2026-64638 | 7 Aug 202614:46 | – | githubexploit |
| Exploit for CVE-2026-64638 | 9 Aug 202600:17 | – | githubexploit |
| Exploit for CVE-2026-64638 | 12 Aug 202611:58 | – | githubexploit |
| Exploit for CVE-2026-64638 | 8 Aug 202606:10 | – | githubexploit |
| Exploit for CVE-2026-64638 | 8 Aug 202601:20 | – | githubexploit |
| Exploit for CVE-2026-12345 | 14 Aug 202617:51 | – | githubexploit |
| Exploit for CVE-2026-64638 | 7 Aug 202622:07 | – | githubexploit |
| Exploit for CVE-2026-64638 | 18 Aug 202621:24 | – | githubexploit |
| Exploit for CVE-2026-64638 | 7 Aug 202617:48 | – | githubexploit |
| Exploit for CVE-2026-64638 | 7 Aug 202616:52 | – | githubexploit |
10
[
{
"defaultStatus": "affected",
"vendor": "WordPress",
"product": "WordPress",
"versions": [
{
"version": "0",
"status": "unaffected",
"lessThan": "7.0.3",
"versionType": "semver"
}
]
}
]| Source | Link |
|---|---|
| wordpress | www.wordpress.org/news/2026/08/wordpress-7-0-3-release/ |
| hackerone | www.hackerone.com/reports/3877102 |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| log | request body | /wp-login.php | Pre-auth reflected XSS via login error message on wp-login.php using attacker-controlled username | CWE-79 |
| _jsonp | query param | /?rest_route=/&_method=GET&_jsonp=window.opener.approve.click&_envelope=1 | JSONP callback path used in XSS2Shell chain to execute attacker-controlled code in the WordPress origin | CWE-79 |
| _envelope | query param | /?rest_route=/&_method=GET&_jsonp=window.opener.approve.click&_envelope=1 | JSONP callback path used in XSS2Shell chain to execute attacker-controlled code in the WordPress origin | CWE-79 |
| rest_route | query param | /?rest_route=/&_method=GET&_jsonp=window.opener.approve.click&_envelope=1 | JSONP callback path used in XSS2Shell chain to execute attacker-controlled code in the WordPress origin | CWE-79 |
| _method | query param | /?rest_route=/&_method=GET&_jsonp=window.opener.approve.click&_envelope=1 | JSONP callback path used in XSS2Shell chain to execute attacker-controlled code in the WordPress origin | CWE-79 |
| {"status":"active"} | request body | /wp-json/wp/v2/plugins/{slug} | REST API plugin activation endpoint used to activate a plugin (step in RCE chain after app password theft) | CWE-79 |
| cmd | query param | /wp-content/plugins/xss2shell/xss2shell.php | Webshell endpoint for executing commands after RCE chain completes (plugin-provided PHP shell) | CWE-79 |
| shell.php | path | /wp-content/plugins/{slug}/{slug}.php | Uploaded malicious plugin PHP file used to achieve PHP code execution | CWE-79 |
| action | query param | /wp-admin/update.php?action=upload-plugin | Plugin ZIP upload endpoint used to deploy the malicious payload during the RCE chain | CWE-79 |
| pluginzip | query param | /wp-admin/update.php?action=upload-plugin | Plugin ZIP upload endpoint used to deploy the malicious payload during the RCE chain | CWE-79 |
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07 Aug 2026 19:18Current
5.6Medium risk
Vulners AI Score5.6
CVSS 48.9
EPSS0.31204
SSVC