CVE-2021-47977CWE-22

WordPress Anti-Malware Security Bruteforce Firewall <= 4.20.72 Directory Traversal

High · published May 16, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
50.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
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
EPSS
0.00652 · 50.6th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-05-16T15:28Z
EPSS history
Timeline
  • 16 MAY 15:28Z
    WordPress Anti-Malware Security Bruteforce Firewall <= 4.20.72 Directory Traversal
    cvelistv5