CVE-2026-44909

Proxygen lacked a generalized slow-consumer detection mechanism in its core HTTP session layer. A remote, unauthenticated attacker could exploit HTTP/2 flow-control by setting SETTINGSINITIALWINDOWSIZE to 0 or withholding WINDOWUPDATE frames, causing the server to buffer complete response bodies ...

CVE-2026-59173

Apache Traffic Server is vulnerable to an uncontrolled resource consumption issue, specifically a DoS vulnerability in HTTP/2 via stalled flow-control . This affects versions 9.0.0 through 9.1.13 and 10.0.0 through 10.1.2 . Users are recommended to upgrade to version 9.1.14 or 10.1.3 to resolve t...

DEBIAN-CVE-2021-3629

A flaw was found in Undertow. A potential security issue in flow control handling by the browser over http/2 may potentially cause overhead or a denial of service in the server. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.40.Final a...

Red Hat Undertow 资源管理错误漏洞

Red Hat Undertow is a Java-based embedded web server from Red Hat and is the default web server for Wildfly Java Application Server. Red Hat Undertow suffers from a security vulnerability that stems from a potential security issue in HTTP/2 flow control could lead to DOS...