Cloudflare

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    Products: 26
    Vulnerabilities: 72
    Known Exploited: 0
    7
    Critical Level Threats
    24
    High Level Threats
    33
    Medium Level Threats
    4
    Low Level Threats

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    Vulnerabilities

    CVE-2026-105299

    Pingora forwards client-nominated Connection headers to HTTP/1 upstreams, allowing ACL bypass in specific chained deployments

    Last Modified: Oct 21, 2026
    Published: Oct 20, 2026

    CVE-2026-105298

    Pingora HTTP/2 :authority and Host header mismatch enables cache poisoning and host-based access control bypass

    Last Modified: Oct 21, 2026
    Published: Oct 20, 2026

    CVE-2026-105297

    Pingora HTTP/2 server memory exhaustion through unbounded default header-list and concurrent-stream limits

    Last Modified: Oct 21, 2026
    Published: Oct 20, 2026

    CVE-2026-11325

    cloudflare/pages-action is deprecated — migration required by September 18th, 2026

    Last Modified: Aug 13, 2026
    Published: Aug 12, 2026

    CVE-2026-12523

    Resource exhaustion in quiche HTTP/3 and QPACK layers

    Last Modified: Jul 15, 2026
    Published: Jul 14, 2026
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