Malicious code in fflask (PyPI)
The PyPI package 'fflask' versions 3.1.8.dev0, 3.1.9.dev0, and 3.2.0.dev0 contain malicious code that downloads and executes an infostealer. This malware attempts to exfiltrate sensitive data, including browser and cryptocurrency information, and establishes persistence by placing itself in the autorun directory. The package is a typosquatting clone of a legitimate package and also involves dependency confusion techniques.
AI Analysis
Technical Summary
The 'fflask' package on PyPI, specifically versions 3.1.8.dev0, 3.1.9.dev0, and 3.2.0.dev0, is identified as malicious. Upon import, it downloads and runs an infostealer that exfiltrates generic data, browser data, and cryptocurrency-related information. It establishes persistence on the infected system by creating autorun entries. The campaign associated with this package uses typosquatting and dependency confusion to trick users into installing it instead of the legitimate package.
Potential Impact
Users who install and import these specific versions of the 'fflask' package risk having sensitive data stolen, including browser and cryptocurrency information. The malware also establishes persistence on the system, increasing the risk of ongoing data exfiltration and potential further compromise.
Mitigation Recommendations
No official patch or remediation is currently documented. Users should avoid installing or importing the affected versions (=3.1.8.dev0, =3.1.9.dev0, =3.2.0.dev0) of the 'fflask' package. Verify package authenticity before installation and prefer official, verified packages. Monitor for any unauthorized autorun entries and remove the malicious package if detected. Check the vendor or PyPI advisories for updates on remediation.
Malicious code in fflask (PyPI)
Description
The PyPI package 'fflask' versions 3.1.8.dev0, 3.1.9.dev0, and 3.2.0.dev0 contain malicious code that downloads and executes an infostealer. This malware attempts to exfiltrate sensitive data, including browser and cryptocurrency information, and establishes persistence by placing itself in the autorun directory. The package is a typosquatting clone of a legitimate package and also involves dependency confusion techniques.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The 'fflask' package on PyPI, specifically versions 3.1.8.dev0, 3.1.9.dev0, and 3.2.0.dev0, is identified as malicious. Upon import, it downloads and runs an infostealer that exfiltrates generic data, browser data, and cryptocurrency-related information. It establishes persistence on the infected system by creating autorun entries. The campaign associated with this package uses typosquatting and dependency confusion to trick users into installing it instead of the legitimate package.
Potential Impact
Users who install and import these specific versions of the 'fflask' package risk having sensitive data stolen, including browser and cryptocurrency information. The malware also establishes persistence on the system, increasing the risk of ongoing data exfiltration and potential further compromise.
Mitigation Recommendations
No official patch or remediation is currently documented. Users should avoid installing or importing the affected versions (=3.1.8.dev0, =3.1.9.dev0, =3.2.0.dev0) of the 'fflask' package. Verify package authenticity before installation and prefer official, verified packages. Monitor for any unauthorized autorun entries and remove the malicious package if detected. Check the vendor or PyPI advisories for updates on remediation.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2025-923
- Osv Schema Version
- 1.7.4
- Aliases
- ["GHSA-mpw9-j6mm-f9gc"]
- Ecosystems
- ["PyPI"]
Threat ID: 6a58b44368715ace43d6abea
Added to database: 07/16/2026, 10:36:51 UTC
Last enriched: 07/16/2026, 11:22:55 UTC
Last updated: 09/08/2026, 02:28:40 UTC
Views: 13
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