{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23890", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-01-16T21:02:02.902Z", "datePublished": "2026-01-26T21:53:40.810Z", "dateUpdated": "2026-01-26T22:00:34.275Z"}, "containers": {"cna": {"title": "pnpm scoped bin name Path Traversal allows arbitrary file creation outside node_modules/.bin", "problemTypes": [{"descriptions": [{"cweId": "CWE-23", "lang": "en", "description": "CWE-23: Relative Path Traversal", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "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:N", "version": "3.1"}}], "references": [{"name": "https://github.com/pnpm/pnpm/security/advisories/GHSA-xpqm-wm3m-f34h", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-xpqm-wm3m-f34h"}, {"name": "https://github.com/pnpm/pnpm/commit/8afbb1598445d37985d91fda18abb4795ae5062d", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/commit/8afbb1598445d37985d91fda18abb4795ae5062d"}, {"name": "https://github.com/pnpm/pnpm/releases/tag/v10.28.1", "tags": ["x_refsource_MISC"], "url": "https://github.com/pnpm/pnpm/releases/tag/v10.28.1"}], "affected": [{"vendor": "pnpm", "product": "pnpm", "versions": [{"version": "< 10.28.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-01-26T22:00:34.275Z"}, "descriptions": [{"lang": "en", "value": "pnpm is a package manager. Prior to version 10.28.1, a path traversal vulnerability in pnpm's bin linking allows malicious npm packages to create executable shims or symlinks outside of `node_modules/.bin`. Bin names starting with `@` bypass validation, and after scope normalization, path traversal sequences like `../../` remain intact. This issue affects all pnpm users who install npm packages and CI/CD pipelines using pnpm. It can lead to overwriting config files, scripts, or other sensitive files. Version 10.28.1 contains a patch."}], "source": {"advisory": "GHSA-xpqm-wm3m-f34h", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "pnpm is a package manager. Prior to version 10.28.1, a path traversal vulnerability in pnpm's bin linking allows malicious npm packages to create executable shims or symlinks outside of `node_modules/.bin`. Bin names starting with `@` bypass validation, and after scope normalization, path traversal sequences like `../../` remain intact. This issue affects all pnpm users who install npm packages and CI/CD pipelines using pnpm. It can lead to overwriting config files, scripts, or other sensitive files. Version 10.28.1 contains a patch."}], "id": "CVE-2026-23890", "lastModified": "2026-01-26T22:15:56.363", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "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:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-01-26T22:15:56.363", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/commit/8afbb1598445d37985d91fda18abb4795ae5062d"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/releases/tag/v10.28.1"}, {"source": "security-advisories@github.com", "url": "https://github.com/pnpm/pnpm/security/advisories/GHSA-xpqm-wm3m-f34h"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-23"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"created": "2026-01-27T09:03:24.365611+00:00", "updated": "2026-01-27T09:03:24.365648+00:00", "vendors": ["pnpm", "pnpm$PRODUCT$pnpm"]}