{"cve":"CVE-2025-0520","nvd":{"published":"2025-04-29T20:15:25.230","modified":"2026-10-08T16:16:50.227","status":"Deferred","description":"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.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L","score":9.4},"cvss_v3":null,"cwes":["CWE-434"],"references":["https://github.com/star7th/showdoc/pull/1059","https://github.com/vulhub/vulhub/tree/master/showdoc/CNVD-2020-26585","https://www.cnvd.org.cn/flaw/show/CNVD-2020-26585","https://www.vulncheck.com/advisories/showdoc-unauthenticated-file-upload-rce"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:01:11.054312287+00:00"},"epss":{"cve":"CVE-2025-0520","score":0.02647,"percentile":0.855,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}