CVE-2025-0520

ShowDoc < 2.8.7 Unauthenticated File Upload Remote Code Execution

Published Apr 29, 2025 CVSS 4.0 · 9.4 Critical EPSS 2.4% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-12661 ShowDoc unrestricted file upload vulnerability
Github GHSA Github GHSA GHSA-6jmr-r7p6-f5wr ShowDoc unrestricted file upload vulnerability
History
Type Values Removed Values Added
CPEs cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title ShowDoc Unauthenticated File Upload Remote Code Execution ShowDoc < 2.8.7 Unauthenticated File Upload Remote Code Execution
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title ShowDoc Unauthenticated File Upload Remote Code Execution
Weaknesses CWE-434
References
Metrics cvssV4_0

{'score': 9.4, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 8, 2026, 2:00 PM
Reserved
Jan 16, 2025, 5:23 PM
Status
Deferred
Published
Apr 29, 2025, 8:15 PM
Modified
Oct 8, 2026, 4:16 PM