Detections
Analytics

SCA: security update for showdoc/showdoc (GHSA-6jmr-r7p6-f5wr)

critical Tenable Cloud Security Plugin ID 434662

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2025-0520)

See Also

https://github.com/advisories/GHSA-6jmr-r7p6-f5wr

Plugin Details

Severity: Critical

ID: 434662

Version: Revision 1.10

Type: Local

Family: SCA Checks

Published: 8/19/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: High

Score: 7.7

Percentile: 99.06

Vendor

Vendor Severity: Critical

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2025-0520

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Critical

Base Score: 9.4

Threat Score: 7.6

Threat Vector: CVSS:4.0/E:U

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 4/29/2025

Vulnerability Publication Date: 4/29/2025

Reference Information

CVE: CVE-2025-0520

cwe: CWE-434