Malicious code in chroma-client (PyPI)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: kam193 (f74658ebb12f3a5cbf8577a768965f3ae81fbe8a156acc843ecffe3dfe2e5153) This package does not carry any malicious payload yet, but uses exactly the same technique as other packages from the campaign aiming to mislead LLM security tools. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-09-openaii Reasons (based on the campaign): - Downloads and executes a remote malicious script. - obfuscation - abuses-pth - cryptominer - infostealer - exfiltration-credentials - files-exfiltration - exfiltration-ssh-keys - persistence - typosquatting - covering-tracks
AI Analysis
Technical Summary
The chroma-client PyPI package version 0.5.7 is identified as part of a malicious campaign (2026-09-openaii) that uses remote script downloads and execution, obfuscation, abuse of path techniques, and typosquatting. While this package version does not currently contain an active malicious payload, it mimics behaviors of packages that perform infostealing, cryptomining, credential and SSH key exfiltration, file exfiltration, persistence, and anti-forensic activities. The campaign's intent is clearly malicious, aiming to evade detection by large language model security tools.
Potential Impact
If exploited or updated with a malicious payload, this package could lead to unauthorized remote code execution, theft of credentials and SSH keys, cryptomining on the victim system, exfiltration of sensitive files, and persistence mechanisms that maintain attacker access. Currently, no active payload is present, so direct impact is not confirmed for this version.
Mitigation Recommendations
No official patch or remediation is indicated. Users should avoid installing or using the chroma-client package version 0.5.7 from PyPI due to its association with a malicious campaign. Monitoring for updates from the package maintainer or PyPI advisories is recommended. Since no patch or fix is documented, caution and avoidance are the primary mitigations.
Malicious code in chroma-client (PyPI)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: kam193 (f74658ebb12f3a5cbf8577a768965f3ae81fbe8a156acc843ecffe3dfe2e5153) This package does not carry any malicious payload yet, but uses exactly the same technique as other packages from the campaign aiming to mislead LLM security tools. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-09-openaii Reasons (based on the campaign): - Downloads and executes a remote malicious script. - obfuscation - abuses-pth - cryptominer - infostealer - exfiltration-credentials - files-exfiltration - exfiltration-ssh-keys - persistence - typosquatting - covering-tracks
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The chroma-client PyPI package version 0.5.7 is identified as part of a malicious campaign (2026-09-openaii) that uses remote script downloads and execution, obfuscation, abuse of path techniques, and typosquatting. While this package version does not currently contain an active malicious payload, it mimics behaviors of packages that perform infostealing, cryptomining, credential and SSH key exfiltration, file exfiltration, persistence, and anti-forensic activities. The campaign's intent is clearly malicious, aiming to evade detection by large language model security tools.
Potential Impact
If exploited or updated with a malicious payload, this package could lead to unauthorized remote code execution, theft of credentials and SSH keys, cryptomining on the victim system, exfiltration of sensitive files, and persistence mechanisms that maintain attacker access. Currently, no active payload is present, so direct impact is not confirmed for this version.
Mitigation Recommendations
No official patch or remediation is indicated. Users should avoid installing or using the chroma-client package version 0.5.7 from PyPI due to its association with a malicious campaign. Monitoring for updates from the package maintainer or PyPI advisories is recommended. Since no patch or fix is documented, caution and avoidance are the primary mitigations.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-16143
- Osv Schema Version
- 1.7.4
- Ecosystems
- ["PyPI"]
Threat ID: 6aa7419d55bf5e2cf5489ba9
Added to database: 09/14/2026, 00:36:45 UTC
Last enriched: 09/14/2026, 00:40:16 UTC
Last updated: 09/14/2026, 00:46:49 UTC
Views: 3
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