All vulnerabilities
CVE-2026-112159

JumpServer Template Rendering os command injection

n/a JumpServer
Open in ThreatlineRecord JSON
CVSS
5.1Medium
ExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 20 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.86%Chance of exploitation activity in the next 30 days, higher than 58% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published19 Oct 2026Updated 20 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Description

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.

Text from CVE List

Affected versions 21

  • JumpServeraffected: 4.10.0CVE List
  • JumpServeraffected: 4.10.1CVE List
  • JumpServeraffected: 4.10.2CVE List
  • JumpServeraffected: 4.10.3CVE List
  • JumpServeraffected: 4.10.4CVE List
  • JumpServeraffected: 4.10.5CVE List
  • JumpServeraffected: 4.10.6CVE List
  • JumpServeraffected: 4.10.7CVE List
  • JumpServeraffected: 4.10.8CVE List
  • JumpServeraffected: 4.10.9CVE List
  • JumpServeraffected: 4.10.10CVE List
  • JumpServeraffected: 4.10.11CVE List
  • JumpServeraffected: 4.10.12CVE List
  • JumpServeraffected: 4.10.13CVE List
  • JumpServeraffected: 4.10.14CVE List
  • JumpServeraffected: 4.10.15CVE List
  • JumpServeraffected: 4.10.16CVE List
  • JumpServeraffected: 4.10.17CVE List
  • JumpServeraffected: 4.10.18CVE List
  • JumpServeraffected: 4.10.19CVE List
  • JumpServerunaffected: 5.0.0CVE List

References 9