---
id: CVE-2026-112159
title: JumpServer Template Rendering os command injection
summary: >-
  A security vulnerability has been detected in JumpServer up to 4.10.19. The
  affected element is an unknown function of the component Template Rendering.
  The manipulation of the argument IP/HOST leads to os command injection. Remote
  explo…
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-78
  - CWE-77
product: JumpServer
affected:
  - JumpServer 4.10.0
  - JumpServer 4.10.1
  - JumpServer 4.10.2
  - JumpServer 4.10.3
  - JumpServer 4.10.4
  - JumpServer 4.10.5
  - JumpServer 4.10.6
  - JumpServer 4.10.7
  - JumpServer 4.10.8
  - JumpServer 4.10.9
  - JumpServer 4.10.10
  - JumpServer 4.10.11
  - JumpServer 4.10.12
  - JumpServer 4.10.13
  - JumpServer 4.10.14
  - JumpServer 4.10.15
  - JumpServer 4.10.16
  - JumpServer 4.10.17
  - JumpServer 4.10.18
  - JumpServer 4.10.19
published: '2026-10-19'
updated: '2026-10-19'
sourceUpdated: '2026-10-19T16:15:17.871Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-112159'
references:
  - url: 'https://vuldb.com/vuln/422286'
    label: VDB-422286 | JumpServer Template Rendering os command injection
  - url: 'https://vuldb.com/vuln/422286/cti'
    label: 'VDB-422286 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-112159'
    label: CVE-2026-112159 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/964676'
    label: 'Submit #964676 | JumpServer 4.10.19 OS Command Injection'
  - url: 'https://gist.github.com/Seikruun/b628bb6d4403d9c41a54a4b92d775583'
  - url: 'https://github.com/jumpserver/jumpserver/pull/17500/'
  - url: >-
      https://github.com/jumpserver/jumpserver/commit/fcf2904cdb884230e9676f50f37a44d09fa97040
  - url: 'https://github.com/jumpserver/jumpserver/releases/tag/v5.0.0'
  - url: 'https://github.com/jumpserver/jumpserver/'
tags:
  - cve.org
ingestedAt: '2026-10-19T17:33:42.481Z'
---

## Overview

A security vulnerability has been detected in JumpServer up to 4.10.19. The affected element is an unknown function of the component Template Rendering. The manipulation of the argument IP/HOST leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. Upgrading to version 5.0.0 is sufficient to fix this issue. The identifier of the patch is fcf2904cdb884230e9676f50f37a44d09fa97040. The affected component should be upgraded. The vendor confirms: "This issue was identified quite some time ago, and we have already fixed it in the v5 branch. (...) The fix will also be included in an upcoming v4 release.

## Affected

- `JumpServer 4.10.0`
- `JumpServer 4.10.1`
- `JumpServer 4.10.2`
- `JumpServer 4.10.3`
- `JumpServer 4.10.4`
- `JumpServer 4.10.5`
- `JumpServer 4.10.6`
- `JumpServer 4.10.7`
- `JumpServer 4.10.8`
- `JumpServer 4.10.9`
- `JumpServer 4.10.10`
- `JumpServer 4.10.11`
- `JumpServer 4.10.12`
- `JumpServer 4.10.13`
- `JumpServer 4.10.14`
- `JumpServer 4.10.15`
- `JumpServer 4.10.16`
- `JumpServer 4.10.17`
- `JumpServer 4.10.18`
- `JumpServer 4.10.19`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.