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CVE-2026-78663

Опубликовано: 11 окт. 2026
Источник: msrc
CVSS3: 7.5
EPSS Низкий

Описание

Double flow control refund on HTTP/2 server streams in net/http

EPSS

Процентиль: 49%
0.00622
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 9.1
ubuntu
18 дней назад

The HTTP/2 server can refund connection-level flow control twice for the same data: Once when a client resets a stream (refunding data for any sent-but-unread portion of the stream), and again when a request handler reads the buffered data. A malicious client can exploit this to bypass the configured connection-level flow control limit (MaxReceiveBufferPerConnection). Total buffered data is still limited by the concurrent stream limit and stream-level flow control.

CVSS3: 5.3
redhat
18 дней назад

The HTTP/2 server can refund connection-level flow control twice for the same data: Once when a client resets a stream (refunding data for any sent-but-unread portion of the stream), and again when a request handler reads the buffered data. A malicious client can exploit this to bypass the configured connection-level flow control limit (MaxReceiveBufferPerConnection). Total buffered data is still limited by the concurrent stream limit and stream-level flow control.

CVSS3: 9.1
nvd
18 дней назад

The HTTP/2 server can refund connection-level flow control twice for the same data: Once when a client resets a stream (refunding data for any sent-but-unread portion of the stream), and again when a request handler reads the buffered data. A malicious client can exploit this to bypass the configured connection-level flow control limit (MaxReceiveBufferPerConnection). Total buffered data is still limited by the concurrent stream limit and stream-level flow control.

CVSS3: 9.1
debian
18 дней назад

The HTTP/2 server can refund connection-level flow control twice for t ...

suse-cvrf
5 дней назад

Security update for go1.26

EPSS

Процентиль: 49%
0.00622
Низкий

7.5 High

CVSS3