What’s Vulnerable › Vulnerabilities

CVE-2016-20052: Snews CMS 1.7 Unrestricted File Upload via snews_files

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-04 · updated 2026-07-21
• Weakness: CWE-434

Description

Snews CMS 1.7 contains an unrestricted file upload vulnerability that allows unauthenticated attackers to upload arbitrary files including PHP executables to the snews_files directory. Attackers can upload malicious PHP files through the multipart form-data upload endpoint and execute them by accessing the uploaded file path to achieve remote code execution.

Affected products

• sNews: through 1.7

References

• https://www.exploit-db.com/exploits/40706
• https://www.vulncheck.com/advisories/snews-cms-unrestricted-file-upload-via-snews-files

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