CVE-2020-21516
FeehiCMS has an arbitrary file upload vulnerability
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
CVE-2020-21516- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
CVE List No score
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
CVE-2020-21516- Updated
- 2026-11-02
EUVDEUVD-2022-6855 No score
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
EUVD-2022-6855- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jj62-mc3m-j769
FeehiCMS has an arbitrary file upload vulnerability
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8.1 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
GHSA-jj62-mc3m-j769- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
OSV
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
CVE-2020-21516- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-jj62-mc3m-j769
FeehiCMS has an arbitrary file upload vulnerability
There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8.1 at the head image upload, that allows attackers to execute relevant PHP code.
- Record
GHSA-jj62-mc3m-j769- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
feehi/cmsPackagist |
before 2.0.8.1 | 2.0.8.1 |
feehi/cmsPackagist |
before 2.0.8.1, plus listed versions 0.0.10.0.20.0.30.0.40.0.5 Show 28 moreShow less0.0.60.0.70.0.80.0.90.1.00.1.10.1.20.1.31.0.0-alpha31.0.0alpha11.0.0alpha21.0.0beta11.0.0beta21.0.0beta31.0.0rc11.0.0rc22.0.02.0.12.0.22.0.32.0.42.0.4.12.0.52.0.5.12.0.62.0.72.0.7.12.0.8 |
2.0.8.1 |
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-2020-21516 is a critical vulnerability (CVSS 9.8) in Feehi Feehicms, published September 6, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.27%, the 70th percentile. Fixed in feehi/cms 2.0.8.1.