Arbitrary file upload in E107
CVE-2022-50916
e107 CMS version 3.2.1 contains a file upload vulnerability that allows authenticated administrators to override server files through the Media Manager import functionality. Attackers can exploit the upload mechanism by manipulating the upload URL parameter to overwrite existing files like top.php in the web application directory.
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: 0.009 (59.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · 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-upload-restriction-bypass-authenticated-admi… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-50916?
- CVE-2022-50916 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-2022-50916?
- High severity. CVSS v3 base score is 7.2 out of 10.