Malicious code in yellorq (PyPI)
Malicious code was discovered in the yellorq package on PyPI. The package was identified by the OpenSSF malicious-packages project as containing intentional malicious functionality.
- Disclosed
- Last updated
- Blast radius
- All users who installed the malicious version(s) of yellorq from PyPI
- Ecosystems
- Attack vectors
- Affected entities
- yellorqPyPI package containing malicious code
The yellorq package on PyPI was found to contain malicious code. This incident was identified and documented by the OpenSSF's malicious-packages project (MAL-2024-6249).\n\nThe malicious package was published on PyPI and could have been installed by users seeking the legitimate yellorq functionality. Any system that installed an affected version of yellorq may have been compromised.\n\nThis incident was disclosed on July 21, 2026, via a GitHub Security Advisory (GHSA-hvf6-cp3p-j28f).
Indicators of compromise
- Packages
- yellorq
Remediation
- Remove yellorq from affected systems immediately
- Audit systems that had yellorq installed for signs of compromise
- Check PyPI for the malicious version(s) and avoid installing them
- Use a package manager with security scanning to detect similar threats
- Monitor for any suspicious activity on systems that may have been affected
Sources
- GitHub Advisory GHSA-hvf6-cp3p-j28f · GitHub Advisory Database
Cite this entry
"Malicious code in yellorq (PyPI)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 21, 2026; last updated July 21, 2026. https://supplychainattack.org/incident/malicious-code-in-yellorq-pypi-1lucc1
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