{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82392", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-28T22:00:43.511Z", "datePublished": "2026-08-31T21:03:25.652Z", "dateUpdated": "2026-08-31T21:03:25.652Z"}, "containers": {"cna": {"title": "pnpm: Virtual store linker path traversal via unvalidated depPath name in lockfileToDepGraph", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/pnpm/pnpm/security/advisories/GHSA-c59q-g84q-2gj5", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-c59q-g84q-2gj5"}, {"name": "https://github.com/pnpm/pnpm/pull/12872", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/pull/12872"}, {"name": "https://github.com/pnpm/pnpm/pull/12890", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/pull/12890"}, {"name": "https://github.com/pnpm/pnpm/commit/51300fd41c5e4c8f47635108e373cc3d1f324fa7", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/commit/51300fd41c5e4c8f47635108e373cc3d1f324fa7"}, {"name": "https://github.com/pnpm/pnpm/commit/78e29fe5583a1e5d69ea05e414eff310f78d5ed9", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/commit/78e29fe5583a1e5d69ea05e414eff310f78d5ed9"}, {"name": "https://github.com/pnpm/pnpm/releases/tag/v10.34.5", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/releases/tag/v10.34.5"}, {"name": "https://github.com/pnpm/pnpm/releases/tag/v11.11.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/releases/tag/v11.11.0"}], "affected": [{"vendor": "pnpm", "product": "pnpm", "versions": [{"version": "< 10.34.5", "status": "affected"}, {"version": ">= 11.0.0, < 11.11.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-31T21:03:25.652Z"}, "descriptions": [{"lang": "en", "value": "pnpm is a package manager. Prior to 10.34.5 and from 11.0.0 until 11.11.0, pnpm parses the package name from attacker-controlled pnpm-lock.yaml packages keys with dp.parse(depPath).name and uses it without validation in deps/graph-builder/src/lockfileToDepGraph.ts and pnpm11/deps/graph-builder/src/lockfileToDepGraph.ts. The name reaches path.join(modules, pkgName), storeController.importPackage, and pnpm11/lockfile/to-pnp/src/index.ts, allowing package contents to be written outside node_modules when a user runs pnpm install. When dangerouslyAllowAllBuilds or a matching allowBuilds entry permits lifecycle scripts, the escaped package can execute code with the user's privileges. This issue is fixed in versions 10.34.5 and 11.11.0."}], "source": {"advisory": "GHSA-c59q-g84q-2gj5", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "pnpm", "vendor": "pnpm", "versions": [{"status": "affected", "version": "< 10.34.5"}, {"status": "affected", "version": ">= 11.0.0, < 11.11.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "pnpm is a package manager. Prior to 10.34.5 and from 11.0.0 until 11.11.0, pnpm parses the package name from attacker-controlled pnpm-lock.yaml packages keys with dp.parse(depPath).name and uses it without validation in deps/graph-builder/src/lockfileToDepGraph.ts and pnpm11/deps/graph-builder/src/lockfileToDepGraph.ts. The name reaches path.join(modules, pkgName), storeController.importPackage, and pnpm11/lockfile/to-pnp/src/index.ts, allowing package contents to be written outside node_modules when a user runs pnpm install. When dangerouslyAllowAllBuilds or a matching allowBuilds entry permits lifecycle scripts, the escaped package can execute code with the user's privileges. This issue is fixed in versions 10.34.5 and 11.11.0."}], "id": "CVE-2026-82392", "lastModified": "2026-08-31T21:17:54.033", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-08-31T21:17:54.033", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/commit/51300fd41c5e4c8f47635108e373cc3d1f324fa7"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/commit/78e29fe5583a1e5d69ea05e414eff310f78d5ed9"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/pull/12872"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/pull/12890"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/releases/tag/v10.34.5"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/releases/tag/v11.11.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-c59q-g84q-2gj5"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,10.34.5)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[11.0.0,11.11.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "pnpm", "source": "cna", "vendor": "pnpm"}, "product": "pnpm", "vendor": "pnpm"}], "created": "2026-08-31T22:30:06.006919+00:00", "updated": "2026-08-31T22:30:06.006937+00:00", "vendors": ["pnpm", "pnpm$PRODUCT$pnpm"]}