Arbitrary file upload in E107
CVE-2022-50907
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrative users to bypass upload restrictions and execute PHP files. Attackers can upload malicious PHP files to parent directories by manipulating the upload URL parameter, enabling remote code execution through the Media Manager import feature.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.012 · change: +0.001
Affected products
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50910 (Exploit, VDB Entry, Third Party Advisory, exploit)
- e107.org/ (Product, product)
- e107.org/download (Product, product)
- www.vulncheck.com/advisories/e-cms-admin-upload-restriction-bypass-rce (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-50907?
- CVE-2022-50907 is a high-severity vulnerability in E107, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2026-01-13.
- How severe is CVE-2022-50907?
- High severity. CVSS v3 base score is 7.2 out of 10.