CVE-2021-4435
Fixed in a distro release EPSS <1%CVSS 7.7
An untrusted search path vulnerability was found in Yarn. When a victim runs certain Yarn commands in a directory with attacker-controlled content, malicious commands could be executed in unexpected ways.
Products: Fedora, Fedora Extra Packages for Enterprise Linux
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| npm | yarn | 1.22.13 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | yarn | 1.22.13-r0 |
| Debian 12 | node-yarnpkg | 1.22.19+~cs24.27.18-1 |
| Debian 13 | node-yarnpkg | 1.22.19+~cs24.27.18-1 |
| Debian 14 | node-yarnpkg | 1.22.19+~cs24.27.18-1 |
| Ubuntu 20.04 LTS | node-yarnpkg | no fix |
| Ubuntu 22.04 LTS | node-yarnpkg | no fix |
| Ubuntu 24.04 LTS | node-yarnpkg | no fix |
| Ubuntu 25.10 | node-yarnpkg | no fix |
| Ubuntu 26.04 LTS | node-yarnpkg | no fix |
| Ubuntu 26.10 | node-yarnpkg | no fix |
| Wolfi | yarn | 1.22.13-r0 |