CVE-2023-5054
Published: April 11, 2026
Official Description
The Super Store Finder plugin for WordPress is vulnerable to unauthenticated arbitrary email creation and relay in versions up to, and including, 6.9.3. This is due to insufficient restrictions on the sendMail.php file that allows direct access. This makes it possible for unauthenticated attackers to send emails utilizing the vulnerable site's server, with arbitrary content. Please note that this vulnerability has already been publicly disclosed with an exploit which is why we are publishing the details without a patch available, we are attempting to initiate contact with the developer.
Technical Analysis
CVE-2023-5054 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2023-5054 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-5054 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1