CVE-2026-35464: pyLoad: Unprotected storage_folder enables arbitrary file write to Flask session store and code execution (Incomplete fix for

CVE-2026-35464 · Severity: low · CVSS 3.1 · Published 2026-07-13

pyLoad: Unprotected storage_folder enables arbitrary file write to Flask session store and code execution (Incomplete fix for CVE-2026-33509)

Technologies: pyload-ng (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2026-35464 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-35464 being exploited in the wild.
How severe is CVE-2026-35464?
Low severity, with a CVSS score of 3.1, published 13 July 2026.
Which products and versions are affected?
pyload-ng (PyPI) ECOSYSTEM:introduced=0,last_affected=0.5.0b3.
Is there a fix for CVE-2026-35464?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2026-35464?
Check whether you run pyload-ng (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • pyload-ng (PyPI) ECOSYSTEM:introduced=0,last_affected=0.5.0b3

Identifiers

  • CVE-2026-35464
  • GHSA-4744-96p5-mp2j
  • PYSEC-2026-2989

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