A capital "I" was substituted for a lowercase "l" in the package name jellyfish on PyPI, creating jeIlyfish. The package was live for approximately one year before detection. A companion package python3-dateutil imported the malicious code, resulting in SSH and GPG key theft.
PACKAGE_NAME_MISMATCH detects naming deviation from legitimate package
| Tool | Verdict | Details |
|---|---|---|
| OSS Risk Guard | Caught | PACKAGE_NAME_MISMATCH detects naming deviation from legitimate package |
| Socket | Caught | Typosquatting detection across ecosystems |
| Snyk | Missed | No typosquatting detection |
| Sonatype (Nexus) | Caught | Nexus Firewall typosquatting detection |
| Black Duck | Missed | No typosquatting detection |
| Endor Labs | Missed | No typosquatting detection |