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CVE-2026-5680

Опубликовано: 27 авг. 2026
Источник: nvd
CVSS3: 7.5
EPSS Низкий

Описание

A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.

EPSS

Процентиль: 34%
0.00404
Низкий

7.5 High

CVSS3

Дефекты

CWE-770

Связанные уязвимости

CVSS3: 7.5
ubuntu
9 дней назад

A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.

CVSS3: 7.5
redhat
2 месяца назад

A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.

CVSS3: 7.5
debian
9 дней назад

A flaw was found in Undertow. A remote attacker could exploit this vul ...

CVSS3: 7.5
github
9 дней назад

A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending specially crafted WebSocket messages with permessage-deflate negotiated. This could lead to excessive memory consumption due to the PerMessageDeflateFunction.largerBuffer() method using exponential doubling, resulting in a Denial of Service (DoS) for the affected application.

EPSS

Процентиль: 34%
0.00404
Низкий

7.5 High

CVSS3

Дефекты

CWE-770