CVE-2026-78669 — Excessive CPU consumption from repeated initial window changes in net/http
A malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small SETTINGS frames containing S…
Published: 2026-10-08 · CVSS: 7.5 · CVSS 3.1
A malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small SETTINGS frames containing SETTINGS_INITIAL_WINDOW_SIZE values.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7