lightning PyPI Compromise: A Bun-Based Credential Stealer in Python
2026-05-06T20:52:03Z•807bdab6cda907edb60f61f23af9e1dd740a41e9058c5bd49d4adc0b15479f30
BunCI/CDCVE-2026-40478GitHub-ActionsIOCsMini-Shai-HuludPyPISAPSSH-keysSnyk-advisoryThymeleafcloud-credentialscredential-stealerdbtelementary-datalightningmalicious-packagenpmremediationrotate-keyssupply-chaintemplate-injection
What happened
Multiple active supply-chain incidents tracked by Snyk in late April 2026: (1) A malicious release of the lightning PyPI package contains a Bun-based credential stealer that executes on import; (2) A separate malicious PyPI release (elementary-data v0.23.3) was published via a GitHub Actions script-injection compromise and steals dbt profiles, cloud-provider keys and SSH secrets; (3) A Bun-based “Mini Shai-Hulud” npm stealer compromised several SAP-related packages (cap-js, mbt, etc.); and (4) a high-severity Thymeleaf template injection (CVE-2026-40478, CVSS 9.1) that is exploitable only when
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- snyk_blog
- Record identifier
- 807bdab6cda907edb60f61f23af9e1dd740a41e9058c5bd49d4adc0b15479f30
- Enrichment time
- 2026-05-06T20:52:03Z
- AI-assisted enrichment
- Yes
This record may overlap with other records. Its enrichment can be incomplete or wrong, and machine assistance was used. Validate consequential decisions against the linked source and your own environment.