Duplicate Advisory: ReDos vulnerability of XMLFeedSpider

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-cc65-xxvf-f7r9. This link is maintained to preserve external references.

Original Description

Parts of the Scrapy API were found to be vulnerable to a ReDoS attack. Handling a malicious response could cause extreme CPU and memory usage during the parsing of its content, due to the use of vulnerable regular expressions for that parsing.