CVE-2020-21481
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code...
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a 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
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a PHP file.
- Record
CVE-2020-21481- 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-434
- Updated
- 2026-11-02
CVE List No score
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a PHP file.
- Record
CVE-2020-21481- Updated
- 2026-11-02
EUVDEUVD-2020-14253 No score
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a PHP file.
- Record
EUVD-2020-14253- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-px8j-vfm9-79mv No score
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code...
An arbitrary file upload vulnerability in RGCMS v1.06 allows attackers to execute arbitrary code via a crafted .txt file which is later changed to a PHP file.
- Record
GHSA-px8j-vfm9-79mv- Weakness
- CWE-434
- 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-2020-21481 is a high vulnerability (CVSS 7.2) in Rgcms Project Rgcms, published September 15, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.65%, the 76th percentile. No source names a fixed version.