Vulnerability details
CVE-2023-53889
Perch Perch
Perch CMS 3.2 Remote Code Execution via Unrestricted File Upload
CVSS 4.0
8.6High
Official description
Perch CMS 3.2 contains a remote code execution vulnerability that allows authenticated administrators to upload arbitrary PHP files through the assets management interface. Attackers can upload a malicious .phar file with embedded system command execution capabilities to execute arbitrary commands on the server.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.6High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Perch | Perch | 3.2 | CVEProject cvelistV5 (CNA) |
References and advisories
3
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Details
- Published
- 2025-12-15
- Last updated
- 2026-05-13
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.92%
Probability of exploitation in 30 days
60.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-434Unrestricted Upload of File with Dangerous Type