CVE-2026-112159

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.

CVSS v3 5.5 MEDIUM
CVSS v2.0 6.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://gist.github.com/Seikruun/b628bb6d4403d9c41a54a4b92d775583
https://github.com/jumpserver/jumpserver/
https://github.com/jumpserver/jumpserver/commit/fcf2904cdb884230e9676f50f37a44d09fa97040
https://github.com/jumpserver/jumpserver/pull/17500/
https://github.com/jumpserver/jumpserver/releases/tag/v5.0.0
https://vuldb.com/cve/CVE-2026-112159
https://vuldb.com/submit/964676
https://vuldb.com/vuln/422286
https://vuldb.com/vuln/422286/cti

Configurations

No configuration.

History

19 Oct 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-19 17:17

Updated : 2026-10-20 17:17

NVD link : CVE-2026-112159

Mitre link : CVE-2026-112159

CVE.ORG link : CVE-2026-112159

JSON object : View

Products Affected

No product.

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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[{"cpes": ["cpe:2.3:a:jumpserver:jumpserver:*:*:*:*:*:*:*:*"], "vendor": "n/a", "modules": ["Template Rendering"], "product": "JumpServer", "versions": [{"status": "affected", "version": "4.10.0"}, {"status": "affected", "version": "4.10.1"}, {"status": "affected", "version": "4.10.2"}, {"status": "affected", "version": "4.10.3"}, {"status": "affected", "version": "4.10.4"}, {"status": "affected", "version": "4.10.5"}, {"status": "affected", "version": "4.10.6"}, {"status": "affected", "version": "4.10.7"}, {"status": "affected", "version": "4.10.8"}, {"status": "affected", "version": "4.10.9"}, {"status": "affected", "version": "4.10.10"}, {"status": "affected", "version": "4.10.11"}, {"status": "affected", "version": "4.10.12"}, {"status": "affected", "version": "4.10.13"}, {"status": "affected", "version": "4.10.14"}, {"status": "affected", "version": "4.10.15"}, {"status": "affected", "version": "4.10.16"}, {"status": "affected", "version": "4.10.17"}, {"status": "affected", "version": "4.10.18"}, {"status": "affected", "version": "4.10.19"}, {"status": "unaffected", "version": "5.0.0"}]}]}], "published": "2026-10-19T17:17:13.947", "references": [{"url": "https://gist.github.com/Seikruun/b628bb6d4403d9c41a54a4b92d775583", "source": "cna@vuldb.com"}, {"url": "https://github.com/jumpserver/jumpserver/", "source": "cna@vuldb.com"}, {"url": "https://github.com/jumpserver/jumpserver/commit/fcf2904cdb884230e9676f50f37a44d09fa97040", "source": "cna@vuldb.com"}, {"url": "https://github.com/jumpserver/jumpserver/pull/17500/", "source": "cna@vuldb.com"}, {"url": "https://github.com/jumpserver/jumpserver/releases/tag/v5.0.0", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-112159", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/964676", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/422286", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/422286/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-77"}, {"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-10-20T17:17:29.897", "sourceIdentifier": "cna@vuldb.com"}