CRITICAL9.8CVE-2018-0608Buffer overflow in H2O version 2.2.4 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (DoS) via u… from 0, < 2.2.5+dfsg1-1
HIGH7.5CVE-2026-54340h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. from 0
HIGH7.5CVE-2026-44453h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. from 0
HIGH7.5h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
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HIGH7.5Pingora MadeYouReset HTTP/2 vulnerability
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HIGH7.5h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
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HIGH7.5Resource exhaustion vulnerability in h2 may lead to Denial of Service (DoS)
from 0, < 2.2.5+dfsg2-3
HIGH7.5h2o - security update
from 0, < 2.2.5+dfsg2-3
HIGH7.5h2o - security update
from 0, < 2.2.5+dfsg2-2+deb10u1
HIGH7.5Some HTTP/2 implementations are vulnerable to a settings flood, potentially leading to a denial of service.
from 0, < 2.2.5+dfsg2-3
HIGH7.5H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/2 header.
from 0, < 2.2.4+dfsg-1
HIGH7.5Buffer overflow in H2O version 2.2.2 and earlier allows remote attackers to cause a denial-of-service in the server via unspecified vectors.
from 0, < 2.2.3+dfsg-1
HIGH7.5H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.
from 0, < 2.2.3+dfsg-1
MEDIUM6.7h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
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MEDIUM6.5H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via unspecified vectors.
from 0, < 2.2.4+dfsg-1
MEDIUM5.9h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
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MEDIUM4.3h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
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