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Vulnerability record · CVE-2021-47977 · published 16 May 2026

CVE-2021-47977: Path traversal vulnerability

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.

8.7 CVSS 4.0 High EPSS 0.65% · top 50.8% CWE-22 · Path traversal Deferred
8.7CVSS 4.0 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://gotmls.net/
https://gotmls.net/downloads/
https://www.exploit-db.com/exploits/50107
https://www.vulncheck.com/advisories/wordpress-anti-malware-security-bruteforce-firewall-directory-traversal

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-47977), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.