Description
Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection.

This issue affects KIO (Klemsan Internet Objects): before v1.9.
Published: 2026-09-01
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

This vulnerability is a code injection flaw that allows an attacker to inject and execute arbitrary code. The flaw enables full compromise of the affected device, giving the attacker control over system processes and data. The weakness is a classic example of improper control of code generation, classified under CWE-94.

Affected Systems

Klemsan Electrical Electronics Inc. offers KIO (Klemsan Internet Objects) firmware versions prior to 1.9. These versions do not contain any mitigation for the described injection flaw, leaving them exposed.

Risk and Exploitability

The CVSS base score of 9.8 signifies critical severity. EPSS data is unavailable, but the flaw is listed as not in CISA KEV, indicating no known active exploitation yet. The adaptation in the title indicates an unauthenticated path; the likely attack vector is remote execution from a client with network access to the device. No further exploit conditions are detailed in the available information.

Generated by OpenCVE AI on September 1, 2026 at 15:29 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Upgrade Klemsan KIO firmware to version 1.9 or later
  • If an immediate patch is not available, block all external access to the affected device using network segmentation or firewall rules
  • Restrict network traffic to known management IPs and monitor for suspicious traffic patterns

Generated by OpenCVE AI on September 1, 2026 at 15:29 UTC.

Tracking

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Advisories

No advisories yet.

History

Wed, 02 Sep 2026 22:15:00 +0000

Type Values Removed Values Added
First Time appeared Klemsan Electrical Electronics
Klemsan Electrical Electronics kio (klemsan Internet Objects)
Vendors & Products Klemsan Electrical Electronics
Klemsan Electrical Electronics kio (klemsan Internet Objects)

Tue, 01 Sep 2026 22:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 01 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Description Improper Control of Generation of Code ('Code Injection') vulnerability in Klemsan Electrical Electronics Inc. KIO (Klemsan Internet Objects) allows Code Injection. This issue affects KIO (Klemsan Internet Objects): before v1.9.
Title Unauthenticated Remote Code Execution via Code Injection in Klemsan's KIO
Weaknesses CWE-94
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Subscriptions

Klemsan Electrical Electronics Kio (klemsan Internet Objects)
cve-icon MITRE

Status: PUBLISHED

Assigner: TR-CERT

Published:

Updated: 2026-09-01T15:43:16.040Z

Reserved: 2026-08-04T12:25:23.131Z

Link: CVE-2026-18808

cve-icon Vulnrichment

Updated: 2026-09-01T15:43:11.837Z

cve-icon NVD

Status : Deferred

Published: 2026-09-01T14:17:26.297

Modified: 2026-09-01T16:16:53.830

Link: CVE-2026-18808

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T21:39:38Z

Weaknesses
  • CWE-94

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