{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-55699", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-17T00:13:10.651Z", "datePublished": "2026-06-25T16:44:32.442Z", "dateUpdated": "2026-06-25T17:54:16.980Z"}, "containers": {"cna": {"title": "pnpm: reserved bin name deletes PNPM_HOME during global remove", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-73", "lang": "en", "description": "CWE-73: External Control of File Name or Path", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/pnpm/pnpm/security/advisories/GHSA-4gxm-v5v7-fqc4", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-4gxm-v5v7-fqc4"}], "affected": [{"vendor": "pnpm", "product": "pnpm", "versions": [{"version": "< 10.34.2", "status": "affected"}, {"version": ">= 11.0.0, < 11.5.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-25T16:44:32.442Z"}, "descriptions": [{"lang": "en", "value": "pnpm is a package manager. Prior to 10.34.2 and 11.5.3, Manifest bin object keys such as \"\", \".\", and \"..\" passed pnpm's bin-name guard. When a malicious package was installed globally, later global remove, update, or add-replacement flows could re-derive those names from the installed manifest and pass path.join(globalBinDir, binName) to removeBin. For \".\" this targets the global bin directory; for \"..\" this targets its parent. This vulnerability is fixed in 10.34.2 and 11.5.3."}], "source": {"advisory": "GHSA-4gxm-v5v7-fqc4", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-4gxm-v5v7-fqc4", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-25T17:54:13.594963Z", "id": "CVE-2026-55699", "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": "2026-06-25T17:54:16.980Z"}}]}}

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