{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5023", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-03-27T14:24:26.539Z", "datePublished": "2026-03-29T02:00:15.117Z", "dateUpdated": "2026-03-30T14:52:49.798Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-03-29T02:00:15.117Z"}, "title": "DeDeveloper23 codebase-mcp RepoMix codebase.ts saveCodebase os command injection", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-78", "lang": "en", "description": "OS Command Injection"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-77", "lang": "en", "description": "Command Injection"}]}], "affected": [{"vendor": "DeDeveloper23", "product": "codebase-mcp", "versions": [{"version": "3ec749d237dd8eabbeef48657cf917275792fde6", "status": "affected"}], "modules": ["RepoMix Command Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been found in DeDeveloper23 codebase-mcp up to 3ec749d237dd8eabbeef48657cf917275792fde6. This vulnerability affects the function getCodebase/getRemoteCodebase/saveCodebase of the file src/tools/codebase.ts of the component RepoMix Command Handler. Such manipulation leads to os command injection. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The project was informed of the problem early through an issue report but has not responded yet."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4.3, "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-03-27T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-03-27T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-03-27T15:29:31.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Yinci Chen (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/353907", "name": "VDB-353907 | DeDeveloper23 codebase-mcp RepoMix codebase.ts saveCodebase os command injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/353907/cti", "name": "VDB-353907 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/778348", "name": "Submit #778348 | DeDeveloper23 codebase-mcp <=1.0.0 Command Injection", "tags": ["third-party-advisory"]}, {"url": "https://github.com/DeDeveloper23/codebase-mcp/issues/7", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/DeDeveloper23/codebase-mcp/", "tags": ["product"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-30T12:59:18.497029Z", "id": "CVE-2026-5023", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-30T14:52:49.798Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "3ec749d237dd8eabbeef48657cf917275792fde6"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "codebase-mcp", "source": "cna", "vendor": "DeDeveloper23"}, "product": "codebase-mcp", "vendor": "dedeveloper23"}], "analysis": {"en": {"generated_at": "2026-03-29T05:20:54.565339+00:00", "value": {"mitigation_remediation": ["Apply the latest codebase-mcp release that contains the fix (commit after 3ec749d237dd8eabbeef48657cf917275792fde6).", "If an immediate update is not possible, restrict access to the command handler to trusted users only.", "Monitor logs for abnormal command execution patterns.", "Contact the maintainers for a patch if not yet released."], "summary": {"action": "Apply Patch", "impact": "Local OS Command Injection"}, "threat_synthesis": {"affected_systems": "The vulnerability affects the DeDeveloper23 codebase-mcp package. Versions up to commit 3ec749d237dd8eabbeef48657cf917275792fde6 are impacted. The project uses a rolling release model, so precise affected releases are not listed, but any version before the fix will be vulnerable.", "description_and_impact": "The flaw resides in the RepoMix Command Handler's getCodebase, getRemoteCodebase, and saveCodebase functions, allowing improper validation of user input to construct operating system commands. This leads to OS command injection, which can enable a local attacker to execute arbitrary commands and potentially gain full control of the affected system. The weakness corresponds to CWE-77 and CWE-78.", "risk_and_exploitability": "The CVSS score of 4.8 indicates moderate severity, and no EPSS data is available. The vulnerability is not listed in the CISA KEV catalog. Exploitation requires local access to the RepoMix Command Handler; an attacker with such access can trigger the injection. While the attack vector is local, the impact of successful exploitation can be significant, turning a locally authenticated user into a system compromise."}}}}, "created": "2026-03-29T20:31:49.536493+00:00", "updated": "2026-03-30T06:58:41.838275+00:00", "vendors": ["dedeveloper23", "dedeveloper23$PRODUCT$codebase-mcp"]}