Malicious code in adv2099m6 (PyPI)
Malicious code was discovered in the adv2099m6 package on PyPI. The package contained intentional malicious functionality and has been flagged by the OpenSSF malicious packages database.
- Disclosed
- Last updated
- Blast radius
- Unknown; depends on adoption of affected versions
- Ecosystems
- Attack vectors
- Affected entities
- adv2099m6
The adv2099m6 package published on PyPI was found to contain malicious code. This incident was identified and documented by the OpenSSF's malicious packages project, which maintains a curated list of confirmed malicious packages across package ecosystems.\n\nThe malicious package was cataloged under identifier MAL-2024-4739 in the OpenSSF malicious packages repository. The discovery was credited to the OpenSSF security research effort.\n\nAny system that installed adv2099m6 from PyPI may have been affected by the malicious code embedded in the package.
Indicators of compromise
- Packages
- adv2099m6
Remediation
- Remove adv2099m6 from all systems and environments where it was installed
- Audit systems that may have installed this package for signs of compromise
- Review package dependencies to identify any reliance on adv2099m6 and replace with legitimate alternatives
- Monitor PyPI and security advisories for similar malicious packages
Sources
- GitHub Advisory GHSA-r6hj-2fqx-jjjc · GitHub Advisory Database
Cite this entry
"Malicious code in adv2099m6 (PyPI)." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 21, 2026; last updated July 21, 2026. https://supplychainattack.org/incident/malicious-code-in-adv2099m6-pypi-1gn8pn
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