CVE-2021-25101
Anti-Malware Security and Brute-Force Firewall < 4.20.94 - Admin+ Reflected Cross-Site Scripting
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not sanitise and escape the POST data before outputting it back in attributes of an admin page, leading to a Reflected Cross-Site scripting. Due to the presence of specific parameter value, available to admin users, this can only be exploited by an admin against another admin user.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not sanitise and escape the POST data before outputting it back in attributes of an admin page, leading to a Reflected Cross-Site scripting. Due to the presence of specific parameter value, available to admin users, this can only be exploited by an admin against another admin user.
- Record
CVE-2021-25101- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Anti-Malware Security and Brute-Force Firewall < 4.20.94 - Admin+ Reflected Cross-Site Scripting
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not sanitise and escape the POST data before outputting it back in attributes of an admin page, leading to a Reflected Cross-Site scripting. Due to the presence of specific parameter value, available to admin users, this can only be exploited by an admin against another admin user.
- Record
CVE-2021-25101- Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-12013 No score
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not sanitise and escape the POST data before outputting it back in attributes of an admin page, leading to a Reflected Cross-Site scripting. Due to the presence of specific parameter value, available to admin users, this can only be exploited by an admin against another admin user.
- Record
EUVD-2021-12013- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9v6h-h8cq-vv39 No score
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not...
The Anti-Malware Security and Brute-Force Firewall WordPress plugin before 4.20.94 does not sanitise and escape the POST data before outputting it back in attributes of an admin page, leading to a Reflected Cross-Site scripting. Due to the presence of specific parameter value, available to admin users, this can only be exploited by an admin against another admin user.
- Record
GHSA-9v6h-h8cq-vv39- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-25101 is a medium vulnerability (CVSS 4.8) in Anti-malware Security And Brute-force Firewall Project Security And Brute-force Firewall, published February 21, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.60%, the 48th percentile. No source names a fixed version.