CVE-2026-112159

JumpServer Template Rendering os command injection

MEDIUM
5.5
CVSS Score
Published: October 19, 2026 at 04:15 PM UTC
Updated: October 20, 2026 at 05:17 PM UTC
1 product affected across 1 vendorJumpserver

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Severity
MEDIUM5.5
Exploit prediction
EPSS 1%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (9)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/422286
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/422286/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-112159
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/964676
Issue TrackingPatch
Source: cverecord
https://github.com/jumpserver/jumpserver/pull/17500/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-78CWE-77

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