Malware in rate-limit-flexible
Malware was discovered in the npm package rate-limit-flexible. Any computer with this package installed or running should be considered fully compromised. All secrets and keys must be rotated immediately from a different computer.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- rate-limit-flexible
The npm package rate-limit-flexible was found to contain malware. According to the GitHub Security Advisory (GHSA-v7vx-48xw-jwm8), any computer that has this package installed or running should be considered fully compromised.\n\nImmediate action is required: all secrets and keys stored on affected computers should be rotated immediately from a different, uncompromised computer. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the compromise.\n\nThe advisory was published on June 11, 2026.
Indicators of compromise
- Packages
- rate-limit-flexible
Remediation
- Immediately rotate all secrets and keys from a different, uncompromised computer
- Remove the rate-limit-flexible package from all affected systems
- Audit system logs for unauthorized access or activity
- Consider the affected computer fully compromised and perform a complete security review
- Scan systems for additional malware that may have been installed
Sources
- GitHub Advisory GHSA-v7vx-48xw-jwm8 · GitHub Advisory Database
Cite this entry
"Malware in rate-limit-flexible." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 11, 2026; last updated June 11, 2026. https://supplychainattack.org/incident/malware-in-rate-limit-flexible-1djzoo
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