# yarn (npm) vulnerabilities

Source: https://junglewise.ai/threats/technologies/yarn  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/yarn.json  
License: CC BY 4.0 with a link back

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.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 5 (0 critical, 0 exploited in the wild)

## About yarn (npm)

Node.js package manager that manages project dependencies and executes scripts.

## Latest yarn (npm) vulnerabilities

- [CVE-2021-4435: Yarn untrusted search path vulnerability](https://junglewise.ai/threats/cve-2021-4435-yarn-untrusted-search-path-vulnerability) (low, CVSS 3.1, published 4 Feb 2024)
- [CVE-2019-15608: Yarn package integrity validation TOCTOU race condition](https://junglewise.ai/threats/cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition) (low, CVSS 3.1, published 9 Feb 2022)
- [CVE-2020-8131: Yarn path traversal vulnerability in package installation](https://junglewise.ai/threats/cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation) (low, CVSS 3.1, published 9 Feb 2022)
- [CVE-2019-10773: Yarn improper link resolution allowing arbitrary symlink creation](https://junglewise.ai/threats/cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation) (low, CVSS 3.1, published 14 Feb 2020)
- [CVE-2019-5448: Yarn missing encryption of sensitive data in lockfile](https://junglewise.ai/threats/cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile) (low, CVSS 3, published 31 Jul 2019)

## Most severe yarn (npm) vulnerabilities

- [CVE-2020-8131: Yarn path traversal vulnerability in package installation](https://junglewise.ai/threats/cve-2020-8131-yarn-path-traversal-vulnerability-in-package-installation) (low, CVSS 3.1, published 9 Feb 2022)
- [CVE-2019-15608: Yarn package integrity validation TOCTOU race condition](https://junglewise.ai/threats/cve-2019-15608-yarn-package-integrity-validation-toctou-race-condition) (low, CVSS 3.1, published 9 Feb 2022)
- [CVE-2019-10773: Yarn improper link resolution allowing arbitrary symlink creation](https://junglewise.ai/threats/cve-2019-10773-yarn-improper-link-resolution-allowing-arbitrary-symlink-creation) (low, CVSS 3.1, published 14 Feb 2020)
- [CVE-2021-4435: Yarn untrusted search path vulnerability](https://junglewise.ai/threats/cve-2021-4435-yarn-untrusted-search-path-vulnerability) (low, CVSS 3.1, published 4 Feb 2024)
- [CVE-2019-5448: Yarn missing encryption of sensitive data in lockfile](https://junglewise.ai/threats/cve-2019-5448-yarn-missing-encryption-of-sensitive-data-in-lockfile) (low, CVSS 3, published 31 Jul 2019)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other npm technologies

- [openclaw (npm)](https://junglewise.ai/threats/technologies/npm-openclaw): 214 vulnerabilities
- [flowise (npm)](https://junglewise.ai/threats/technologies/flowise): 133 vulnerabilities
- [parse-server (npm)](https://junglewise.ai/threats/technologies/parse-server): 117 vulnerabilities
- [vm2 (npm)](https://junglewise.ai/threats/technologies/vm2): 111 vulnerabilities
- [electron (npm)](https://junglewise.ai/threats/technologies/electron): 77 vulnerabilities
- [ghost (npm)](https://junglewise.ai/threats/technologies/ghost): 74 vulnerabilities
- [n8n (npm)](https://junglewise.ai/threats/technologies/npm-n8n): 64 vulnerabilities
- [hono (npm)](https://junglewise.ai/threats/technologies/hono): 62 vulnerabilities
- [directus (npm)](https://junglewise.ai/threats/technologies/directus): 61 vulnerabilities
- [nocodb (npm)](https://junglewise.ai/threats/technologies/nocodb): 54 vulnerabilities
- [undici (npm)](https://junglewise.ai/threats/technologies/undici): 53 vulnerabilities
- [@budibase/server (npm)](https://junglewise.ai/threats/technologies/budibase-server): 42 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "yarn (npm) vulnerabilities", https://junglewise.ai/threats/technologies/yarn, 13 November 2026.