CVE-2026-129124
Received
Received - Intake
OS Command Injection in C-Kermit
Vulnerability report for CVE-2026-129124, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.
Publication date: 2026-11-13
Last updated on: 2026-11-13
Assigner: VulnCheck
Description
Description
C-Kermit before 11.1.515 contains an OS command injection vulnerability that allows remote clients to execute shell commands by supplying unquoted arguments to REMOTE WHO or REMOTE SPACE. Attackers can append shell metacharacters to arguments passed through WHOCMD or SPACM2 to syscmd(), executing commands on the server host even when DISABLE HOST is set.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| OpenKermit | C-Kermit | From 0 (inc) to 11.1.515 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-78 | The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. |
