CVE-2026-104851

Published 2 October 2026 · tracked since 3 October 2026

Description

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 _process_ref

References

• NVD — National Vulnerability Database
• CVE.org record (MITRE)
• CISA Known Exploited Vulnerabilities catalog

Latest tracked vulnerabilities

• CVE-2026-94505 HIGH 8.1
• CVE-2026-96267 HIGH 7.5
• CVE-2026-75028 HIGH 7.5
• CVE-2026-87115 CRITICAL 9.1
• CVE-2026-93889 HIGH 7.2
• CVE-2026-18443 HIGH 8.8
• CVE-2026-100157 MEDIUM 6.5
• CVE-2026-97341 HIGH 7.2
• CVE-2026-96650 HIGH 7.2
• CVE-2026-97337 HIGH 7.5

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