Resource exhaustion in scrapy - CVE-2025-6176
Published: November 17, 2025
Vulnerability identifier: #VU118560
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-6176
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: scrapy.org
Affected software:
scrapy
scrapy
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in its brotli decompression implementation. A remote attacker can trigger resource exhaustion and crash clients with less than 80GB of available memory.
How to mitigate CVE-2025-6176
Install updates from vendor's website.