CVE-2022-23043
File upload restriction bypass in Zenario CMS
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
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
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
CVE-2022-23043- 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
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
CVE-2022-23043- Updated
- 2026-11-02
EUVDEUVD-2022-0870 No score
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
EUVD-2022-0870- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6r86-2jm9-9mh4
File upload restriction bypass in Zenario CMS
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
GHSA-6r86-2jm9-9mh4- 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 - Weakness
- CWE-434
- Updated
- 2026-11-02
OSVGHSA-6r86-2jm9-9mh4
File upload restriction bypass in Zenario CMS
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
GHSA-6r86-2jm9-9mh4- 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 - Weakness
- CWE-434
- Updated
- 2026-11-02
OSV No score
Zenario CMS 9.2 allows an authenticated admin user to bypass the file upload restriction by creating a new 'File/MIME Types' using the '.phar' extension. Then an attacker can upload a malicious file, intercept the request and change the extension to '.phar' in order to run commands on the server.
- Record
CVE-2022-23043- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
tribalsystems/zenarioPackagist |
before 9.2.55826 | 9.2.55826 |
tribalsystems/zenarioPackagist |
before 9.2.55826, plus listed versions 7.5.404407.5.410067.5.414997.5.416337.5.42085 Show 45 moreShow less7.5.429907.5.471807.6.415047.6.416337.6.420857.6.429907.6.471807.7.426827.7.429637.7.429907.7.442237.7.471807.7.473697.7.485838.0.442378.0.442738.0.442948.0.445218.0.450328.0.452508.0.455298.0.471808.0.485838.1.455308.1.456988.1.460898.1.464338.1.466158.1.471808.1.473698.1.485838.2.464368.2.466148.2.471808.2.473698.2.479928.2.485838.3.479978.3.485838.3.505648.4.505658.4.513408.5.505678.5.508378.5.51340 |
9.2.55826 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-23043 is a high vulnerability (CVSS 7.2) in Tribal Systems Zenario Cms, published February 22, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.46%, the 73rd percentile. Fixed in tribalsystems/zenario 9.2.55826.
References
fluidattacks.com/advisories/simone
github.com/TribalSystems/Zenario/releases/tag/9.2.55826
nvd.nist.gov/vuln/detail/CVE-2022-23043
Left out here: 18 versions. The JSON record has them.