CVE-2020-21564
An issue was discovered in Pluck CMS v4.7.11. There is a file upload vulnerability that can cause...
An issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
- Record
CVE-2020-21564- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/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 issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
- Record
CVE-2020-21564- Updated
- 2026-11-02
EUVDEUVD-2020-14332 No score
An issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
- Record
EUVD-2020-14332- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8x34-hcfv-c7qh No score
An issue was discovered in Pluck CMS v4.7.11. There is a file upload vulnerability that can cause...
An issue was discovered in Pluck CMS v4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
- Record
GHSA-8x34-hcfv-c7qh- Weakness
- CWE-434
- Updated
- 2026-11-02
OSV
An issue was discovered in Pluck CMS 4.7.10-dev2 and 4.7.11. There is a file upload vulnerability that can cause a remote command execution via admin.php?action=files.
- Record
CVE-2020-21564- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-21564 is a high vulnerability (CVSS 8.8) in Pluck-cms Pluck, published September 30, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.45%, the 89th percentile. No source names a fixed version.