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CVE-2026-47736

Опубликовано: 14 июл. 2026
Источник: nvd
CVSS3: 7.5
EPSS Низкий

Описание

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, when PROXY protocol v1 support is enabled, Puma reads incoming bytes into an internal buffer while waiting for CRLF to determine whether a PROXY v1 line is present, allowing an attacker that continuously sends bytes without CRLF to cause unbounded in-process memory growth and additional CPU cost from repeatedly scanning the growing buffer. This issue is fixed in versions 7.2.1 and 8.0.2.

EPSS

Процентиль: 27%
0.00346
Низкий

7.5 High

CVSS3

Дефекты

CWE-400

Связанные уязвимости

CVSS3: 7.5
ubuntu
23 дня назад

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, when PROXY protocol v1 support is enabled, Puma reads incoming bytes into an internal buffer while waiting for CRLF to determine whether a PROXY v1 line is present, allowing an attacker that continuously sends bytes without CRLF to cause unbounded in-process memory growth and additional CPU cost from repeatedly scanning the growing buffer. This issue is fixed in versions 7.2.1 and 8.0.2.

CVSS3: 7.5
redhat
23 дня назад

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, when PROXY protocol v1 support is enabled, Puma reads incoming bytes into an internal buffer while waiting for CRLF to determine whether a PROXY v1 line is present, allowing an attacker that continuously sends bytes without CRLF to cause unbounded in-process memory growth and additional CPU cost from repeatedly scanning the growing buffer. This issue is fixed in versions 7.2.1 and 8.0.2.

CVSS3: 7.5
debian
23 дня назад

Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until ...

CVSS3: 7.5
github
около 2 месяцев назад

Puma PROXY Protocol v1 Parser Allows Remote Memory Exhaustion

EPSS

Процентиль: 27%
0.00346
Низкий

7.5 High

CVSS3

Дефекты

CWE-400