{"schema_version":1,"title":"yarn (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 5 vulnerabilities in yarn (npm): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2021-4435, was published on 4 February 2024.","url":"https://junglewise.ai/threats/technologies/yarn","json_url":"https://junglewise.ai/threats/technologies/yarn.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/yarn","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":5,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":0},"latest":[{"cve":"CVE-2021-4435","cvss":3.1,"epss":0.003,"slug":"cve-2021-4435-yarn-untrusted-search-path-vulnerability","title":"Yarn untrusted search path vulnerability","severity":"low","exploited":false,"published_at":"2024-02-04T21:30:43+00:00","url":"https://junglewise.ai/threats/cve-2021-4435-yarn-untrusted-search-path-vulnerability"},{"cve":"CVE-2019-15608","cvss":3.1,"epss":0.0183,"slug":"cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition","title":"Yarn package integrity validation TOCTOU race condition","severity":"low","exploited":false,"published_at":"2022-02-09T22:49:38+00:00","url":"https://junglewise.ai/threats/cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition"},{"cve":"CVE-2020-8131","cvss":3.1,"epss":0.0516,"slug":"cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation","title":"Yarn path traversal vulnerability in package installation","severity":"low","exploited":false,"published_at":"2022-02-09T22:43:37+00:00","url":"https://junglewise.ai/threats/cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation"},{"cve":"CVE-2019-10773","cvss":3.1,"epss":0.0152,"slug":"cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation","title":"Yarn improper link resolution allowing arbitrary symlink creation","severity":"low","exploited":false,"published_at":"2020-02-14T23:10:16+00:00","url":"https://junglewise.ai/threats/cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation"},{"cve":"CVE-2019-5448","cvss":3,"epss":0.0067,"slug":"cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile","title":"Yarn missing encryption of sensitive data in lockfile","severity":"low","exploited":false,"published_at":"2019-07-31T04:22:15+00:00","url":"https://junglewise.ai/threats/cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"flowise (npm)","slug":"flowise","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/flowise"},{"name":"vm2 (npm)","slug":"vm2","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/vm2"},{"name":"@budibase/server (npm)","slug":"budibase-server","vulnerabilities":61,"url":"https://junglewise.ai/threats/technologies/budibase-server"},{"name":"directus (npm)","slug":"directus","vulnerabilities":60,"url":"https://junglewise.ai/threats/technologies/directus"},{"name":"nocodb (npm)","slug":"nocodb","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/nocodb"},{"name":"hono (npm)","slug":"hono","vulnerabilities":54,"url":"https://junglewise.ai/threats/technologies/hono"},{"name":"parse-server (npm)","slug":"parse-server","vulnerabilities":42,"url":"https://junglewise.ai/threats/technologies/parse-server"},{"name":"dompurify (npm)","slug":"dompurify","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/dompurify"},{"name":"ghost (npm)","slug":"ghost","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/ghost"},{"name":"flowise-components (npm)","slug":"flowise-components","vulnerabilities":35,"url":"https://junglewise.ai/threats/technologies/flowise-components"},{"name":"astro (npm)","slug":"astro","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/astro"},{"name":"@anthropic-ai/claude-code (npm)","slug":"anthropic-ai-claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/anthropic-ai-claude-code"}],"technology":{"hub":true,"name":"yarn (npm)","slug":"yarn","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"description":"JavaScript package manager and runtime that manages project dependencies and executes scripts.","url":"https://junglewise.ai/threats/technologies/yarn"},"most_severe":[{"cve":"CVE-2020-8131","cvss":3.1,"epss":0.0516,"slug":"cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation","title":"Yarn path traversal vulnerability in package installation","severity":"low","exploited":false,"published_at":"2022-02-09T22:43:37+00:00","url":"https://junglewise.ai/threats/cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation"},{"cve":"CVE-2019-15608","cvss":3.1,"epss":0.0183,"slug":"cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition","title":"Yarn package integrity validation TOCTOU race condition","severity":"low","exploited":false,"published_at":"2022-02-09T22:49:38+00:00","url":"https://junglewise.ai/threats/cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition"},{"cve":"CVE-2019-10773","cvss":3.1,"epss":0.0152,"slug":"cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation","title":"Yarn improper link resolution allowing arbitrary symlink creation","severity":"low","exploited":false,"published_at":"2020-02-14T23:10:16+00:00","url":"https://junglewise.ai/threats/cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation"},{"cve":"CVE-2021-4435","cvss":3.1,"epss":0.003,"slug":"cve-2021-4435-yarn-untrusted-search-path-vulnerability","title":"Yarn untrusted search path vulnerability","severity":"low","exploited":false,"published_at":"2024-02-04T21:30:43+00:00","url":"https://junglewise.ai/threats/cve-2021-4435-yarn-untrusted-search-path-vulnerability"},{"cve":"CVE-2019-5448","cvss":3,"epss":0.0067,"slug":"cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile","title":"Yarn missing encryption of sensitive data in lockfile","severity":"low","exploited":false,"published_at":"2019-07-31T04:22:15+00:00","url":"https://junglewise.ai/threats/cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}