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PYSEC-2026-4299 Scrapy: Arbitrary Module Import via Referrer-Policy Header in RefererMiddleware

🗓️ 15 Oct 2026 10:22:42Reported by GoogleType 
osv_pysec
 osv_pysec
🔗 osv.dev👁 4 Views

Scrapy RefererMiddleware allows arbitrary module import and execution via Referrer-Policy.

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15 Oct 2026 14:45Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00378
4