Arbitrary file upload in Showdoc
CVE-2025-0520
An unrestricted file upload vulnerability in ShowDoc caused by improper validation of file extension allows execution of arbitrary PHP, leading to remote code execution.This issue affects ShowDoc: before 2.8.7.
Vulnerability class: Unrestricted File Upload
EPSS: 0.010 (59.1th percentile) — read the EPSS interpretation.
Affected products
- Showdoc — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (issue-tracking, patch)
- disclosure@vulncheck.com (third-party-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2025-0520?
- CVE-2025-0520 is a vulnerability in Showdoc, classified under Unrestricted Upload of File with Dangerous Type. Published 2025-04-29.
- Is CVE-2025-0520 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.