CVE-2021-39503
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, ...
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.
- Record
CVE-2021-39503- CVSS 3.1
- 7.2 High
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-94
- Updated
- 2026-11-02
CVE List No score
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.
- Record
CVE-2021-39503- Updated
- 2026-11-02
EUVDEUVD-2021-25860 No score
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.
- Record
EUVD-2021-25860- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mx24-fhg2-2xq8 No score
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, ...
PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.
- Record
GHSA-mx24-fhg2-2xq8- Weakness
- CWE-94
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-39503 is a high vulnerability (CVSS 7.2) in Phpmywind, published September 7, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.82%, the 86th percentile. No source names a fixed version.