CVE-2026-104851

A flaw was found in fsspec. This vulnerability allows a remote attacker to execute arbitrary code by tricking an application into loading a maliciously crafted reference document, such as a Kerchunk metadata file. When the reference filesystem is opened, unrestricted template evaluation executes...

CVE-2026-104851

fsspec is a specification and Python implementation framework for filesystem interfaces. From 0.9.0 until 2026.6.0, fsspec.implementations.reference.ReferenceFileSystem evaluates fields from Kerchunk reference JSON documents through unrestricted jinja2.Template....render... calls in...

MAL-2026-469 Malicious code in cflashfiles (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 d8c5174968b7dedf000076201fe6446018aa61048b6a77fc8bc42e16bb796fd9 Malicious clone of legitimate fsspec package. The code was modified to exfiltrate specific files on import. --- Category: MALICIOUS - The campaign has clearly...

Malicious code in cflashfiles (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 d8c5174968b7dedf000076201fe6446018aa61048b6a77fc8bc42e16bb796fd9 Malicious clone of legitimate fsspec package. The code was modified to exfiltrate specific files on import. --- Category: MALICIOUS - The campaign has clearly...