WordPress Plugin Anti-Malware Security and Bruteforce Firewall 4.20.59 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbit…

Code

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Timeline

Detection, updates, and resolution for this record.

1. May 16, 2026 · NIST NVD

   Detected

   WordPress Plugin Anti-Malware Security and Bruteforce Firewall 4.20.59 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating the file parameter. Attackers can send requests to the duplicator_download action via admin-ajax.php with path traversal sequences to access sensitive system files outside the intended directory.

2. Jun 17, 2026 · NIST NVD

   Updated

   WordPress Plugin Anti-Malware Security and Bruteforce Firewall 4.20.59 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating the file parameter. Attackers can send requests to the duplicator_download action via admin-ajax.php with path traversal sequences to access sensitive system files outside the intended directory.

Sources

• CVE.orgVulnerability recordCVE-2021-47977

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2021-47977

  WordPress Plugin Anti-Malware Security and Bruteforce Firewall 4.20.59 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating the file parameter. Attackers can send requests to the duplicator_download action via

  nvd.nist.gov

References

• Reference · gotmls.net
• Reference · gotmls.net
• Reference · exploit-db.com
• Reference · vulncheck.com