{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-29955", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-04-13T17:58:35.361Z", "dateReserved": "2026-03-04T00:00:00.000Z", "datePublished": "2026-04-13T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-04-13T17:58:35.361Z"}, "descriptions": [{"lang": "en", "value": "The `/registercrd` endpoint in KubePlus 4.14 in the kubeconfiggenerator component is vulnerable to command injection. The component uses `subprocess.Popen()` with `shell=True` parameter to execute shell commands, and the user-supplied `chartName` parameter is directly concatenated into the command string without any sanitization or validation. An attacker can inject arbitrary shell commands by crafting a malicious `chartName` parameter value."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://gist.github.com/b0b0haha/f011fdd69adc3ae272a4e3b99af90163"}, {"url": "https://github.com/b0b0haha/CVE-2026-29955/blob/main/README.md"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "The `/registercrd` endpoint in KubePlus 4.14 in the kubeconfiggenerator component is vulnerable to command injection. The component uses `subprocess.Popen()` with `shell=True` parameter to execute shell commands, and the user-supplied `chartName` parameter is directly concatenated into the command string without any sanitization or validation. An attacker can inject arbitrary shell commands by crafting a malicious `chartName` parameter value."}], "id": "CVE-2026-29955", "lastModified": "2026-04-13T19:16:39.137", "metrics": {}, "published": "2026-04-13T19:16:39.137", "references": [{"source": "cve@mitre.org", "url": "https://gist.github.com/b0b0haha/f011fdd69adc3ae272a4e3b99af90163"}, {"source": "cve@mitre.org", "url": "https://github.com/b0b0haha/CVE-2026-29955/blob/main/README.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,4.14]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "kubeplus", "vendor": "cloudark"}], "analysis": {"en": {"generated_at": "2026-04-13T19:24:51.420284+00:00", "value": {"mitigation_remediation": ["Request a vendor\u2011issued patch for KubePlus 4.14 and apply it as soon as possible.", "If a patch is unavailable, restrict access to the /registercrd endpoint to trusted administrators only, ideally behind authentication and firewall rules.", "Implement input validation or use safe API calls to eliminate shell usage, e.g. replace subprocess.Popen(shell=True) with arguments that avoid shell interpretation.", "Run the kubeconfiggenerator service with the minimum privileges required to perform its functions to limit damage if the endpoint is compromised."], "summary": {"action": "Apply patch", "impact": "Command injection allows arbitrary shell execution"}, "threat_synthesis": {"affected_systems": "KubePlus version 4.14, specifically the kubeconfiggenerator component whose /registercrd API endpoint accepts a chartName parameter.", "description_and_impact": "The /registercrd endpoint in KubePlus 4.14\u2019s kubeconfiggenerator component processes user supplied chartName data by directly concatenating it into a shell command executed via subprocess.Popen with shell=True. This lack of sanitization lets an attacker embed malicious shell commands, leading to unrestricted code execution on the host system. The weakness corresponds to command injection.", "risk_and_exploitability": "The vulnerability is a high\u2011level security flaw that, if exploited, grants full control over the vulnerable service. No CVSS score or EPSS data is provided; the system is not in the KEV catalog. The likely attack is remote; an attacker needs the ability to send a crafted request to /registercrd, which may be available to privileged users or exposed to the internet. Because the flaw exploits direct shell access, the impact is severe if an attacker can reach the endpoint."}}}}, "created": "2026-04-14T16:21:46.786139+00:00", "title": "KubePlus 4.14 Command Injection via /registercrd Endpoint", "updated": "2026-04-14T16:35:37.866505+00:00", "vendors": ["cloudark", "cloudark$PRODUCT$kubeplus"], "weaknesses": ["CWE-78"]}