Gbhackers Cloudflare Pingora Vulnerabilities Enable Request Smuggling Attacks
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Cloudflare identified and patched HTTP/1.x request smuggling vulnerabilities in the Pingora open source framework. These vulnerabilities, reported through their Bug Bounty Program, are tracked as CVE-2026-2833, CVE-2026-2835, and CVE-2026-2836, all published on March 4, 2026. The vulnerabilities could potentially allow attackers to exploit the system if not addressed.
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Timeline
2025-12-01
Reports of vulnerabilities in Pingora received
2026-03-04
CVE-2026-2833, CVE-2026-2835, CVE-2026-2836 published
2026-03-09
Cloudflare announces patch for Pingora vulnerabilities
2026-03-10
GBHackers publishes article on Pingora flaws
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