A security researcher reported vulnerabilities in the Pingora proxy framework, including upgrade-based smuggling, issues with Transfer-Encoding/HTTP/1.0 parsing, and default cache key construction flaws. These could lead to desynchronization attacks and cache poisoning for users of the alpha proxy caching feature. The fixes were validated and Pingora 0.8.0 was released on March 2nd, 2026, addressing these issues by promoting stricter adherence to RFC standards.
Read the full article at The Cloudflare Blog
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