CVE-2025-0520: ShowDoc unrestricted file upload vulnerability
(updated )
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.
References
- github.com/advisories/GHSA-6jmr-r7p6-f5wr
- github.com/star7th/showdoc
- github.com/star7th/showdoc/pull/1059
- github.com/vulhub/vulhub/tree/master/showdoc/CNVD-2020-26585
- nvd.nist.gov/vuln/detail/CVE-2025-0520
- www.cnvd.org.cn/flaw/show/CNVD-2020-26585
- www.vulncheck.com/advisories/showdoc-unauthenticated-file-upload-rce
Code Behaviors & Features
Detect and mitigate CVE-2025-0520 with GitLab Dependency Scanning
Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →