CVE-2024-3574: PYSEC-2026-1908 - Scrapy authorization header leakage on cross-domain redirect

CVE-2024-3574 · Severity: low · CVSS 3.1 · Published 2026-07-07

Scrapy authorization header leakage on cross-domain redirect

Technologies: scrapy (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2024-3574 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2024-3574 being exploited in the wild.
How severe is CVE-2024-3574?
Low severity, with a CVSS score of 3.1, published 7 July 2026.
Which products and versions are affected?
scrapy (PyPI) ECOSYSTEM:introduced=0,fixed=1.8.4,introduced=2,fixed=2.11.1, ECOSYSTEM:introduced=2,fixed=2.11.1.
Is there a fix for CVE-2024-3574?
Yes. scrapy (PyPI): upgrade to 2.11.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2024-3574?
Check whether you run scrapy (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.

How to fix

  • scrapy (PyPI): upgrade to 2.11.1 or later
    pip install "scrapy>=2.11.1"

Affected products

  • scrapy (PyPI) ECOSYSTEM:introduced=0,fixed=1.8.4,introduced=2,fixed=2.11.1, ECOSYSTEM:introduced=2,fixed=2.11.1

Identifiers

  • CVE-2024-3574
  • GHSA-cw9j-q3vf-hrrv
  • PYSEC-2026-1908

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