CVE-2022-0885: The Member Hero WordPress plugin through 1.0.9 lacks authorization checks, and does not validate the a request parameter in an AJAX action, allowing…

PriorityP181critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

ITWEXPLOITVulnCheck KEV

Exploited in the wild

EPSS

9.11%

94.7th percentile

The Member Hero WordPress plugin through 1.0.9 lacks authorization checks, and does not validate the a request parameter in an AJAX action, allowing unauthenticated users to call arbitrary PHP functions with no arguments.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
memberhero	member_hero	<= 1.0.9	—

Detection & IOCsextracted from sources · hover to see the quote

yara

Member Hero PHP Version ([0-9.]+)'

→Unauthenticated AJAX requests targeting the Member Hero WordPress plugin (<=1.0.9) can invoke arbitrary PHP functions with no arguments due to missing authorization and parameter validation. Monitor for suspicious wp-admin/admin-ajax.php requests from unauthenticated users invoking plugin AJAX actions. ↗

·The nuclei digest signature (4a0a0047304502205c9549ac75eb2ce54a670645531a646868d26e8d471899024ffaf169dc5294e8022100dba527e35b1eb512bee16a88475612fef11e04c24afd835fcceee7ea1a779fe4:922c64590222798bb761d5b6d8e72950) is a template integrity check, not an IOC; the detection regex targets the PHP version disclosure in the response body as a confirmation step for the vulnerability.

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

vulncheck9.8CRITICAL

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