Description
ShowDoc 2.8.14 before 3.9.6 contains a code injection vulnerability in its Mock feature that allows authenticated users to execute shell commands through mockjs templates. Attackers can store a template via MockController::add with escaped parentheses that mockjs evaluates with eval(), then trigger it through MockController::infoByKey to run commands, as root in the official Docker image.
Published: 2026-10-31
Score: 8.7 High
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 31 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Description ShowDoc 2.8.14 before 3.9.6 contains a code injection vulnerability in its Mock feature that allows authenticated users to execute shell commands through mockjs templates. Attackers can store a template via MockController::add with escaped parentheses that mockjs evaluates with eval(), then trigger it through MockController::infoByKey to run commands, as root in the official Docker image.
Title ShowDoc 2.8.14 before 3.9.6 Code Injection via Mock Templates
First Time appeared Showdoc
Showdoc showdoc
Weaknesses CWE-94
CPEs cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*
Vendors & Products Showdoc
Showdoc showdoc
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-31T17:25:52.170Z

Reserved: 2026-10-31T11:44:47.454Z

Link: CVE-2026-120203

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-31T18:17:08.237

Modified: 2026-10-31T18:17:08.237

Link: CVE-2026-120203

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-31T20:45:14Z

Weaknesses
  • CWE-94

    Improper Control of Generation of Code ('Code Injection')