PT-2026-76003

Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...

Node.js: Re-entrant `nghttp2_session_mem_send()` during `nghttp2_session_mem_recv()` causes heap-use-after-free in Node.js HTTP/2

A flaw was discovered in the Node.js HTTP/2 implementation that allowed the nghttp2sessionmemsend function to be called re-entrantly while nghttp2sessionmemrecv was executing, resulting in a heap-use-after-free vulnerability. This issue affected Node.js versions 26.x, 24.x, and 22.x...

CVE-2026-13474: Missing Release of Memory after Effective Lifetime

Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual server of type LB, CS, VPN or the service configured on NetScaler...

CVE-2026-13763: Inconsistent Interpretation of HTTP Requests

Inconsistent interpretation of HTTP/2 requests in AWS Application Load Balancer with AWS WAF enabled might allow remote actors to bypass AWS WAF managed rule body inspection via crafted HTTP/2 requests that fragment the request body across frames so that only a partial body is inspected. This iss...

CVE-2026-13762: Inconsistent Interpretation of HTTP Requests

Inconsistent interpretation of HTTP/2 requests in Amazon CloudFront with AWS WAF enabled might allow remote actors to bypass AWS WAF managed rule body inspection via crafted HTTP/2 requests that fragment the request body across frames so that only a partial body is inspected. This issue was...

AZL-91212 CVE-2026-48619 affecting package nodejs for versions less than 24.17.0-1

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

ALPINE-CVE-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-48619

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-48619: Uncontrolled Resource Consumption

A flaw in Node.js HTTP/2 client allows a server to send an unlimited number of ORIGIN frames, which could lead to an Out of Memory error on the client. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

libcurl 7.88.0 < 8.21.0 HTTP/2 Stream-Dependency Tree Use-After-Free

The version of libcurl installed on the remote host is 7.88.0 prior to 8.21.0. It is, therefore, affected by a use-after-free vulnerability: - A use-after-free vulnerability exists in libcurl when an application configures an HTTP/2 stream-dependency tree and subsequently invokes curleasyreset...

K000161909: Node.js vulnerability CVE-2026-21714

Security Advisory Description A memory leak occurs in Node.js HTTP/2 servers when a client sends WINDOWUPDATE frames on stream 0 connection-level that cause the flow control window to exceed the maximum value of 2³¹-1. The server correctly sends a GOAWAY frame, but the Http2Session object is neve...

CVE-2026-28898: Improper Encoding or Escaping of Output

swift-nio-http2's HTTP/2-to-HTTP/1.1 codec did not validate pseudo-header values for control characters before placing them into the translated HTTP/1.1 message. swift-nio-http2 1.44.1 adds validation of all pseudo-header values :path, :authority, :scheme, :method, and :status at both the HPACK...

Duplicate Advisory: Traefik vulnerable to HTTP/2 request causing denial of service

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-7v4p-328v-8v5g. This link is maintained to preserve external references. Original DescriptionTraefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling...

GHSA-PVRG-Q6JW-42P7 Duplicate Advisory: Traefik vulnerable to HTTP/2 request causing denial of service

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-7v4p-328v-8v5g. This link is maintained to preserve external references. Original DescriptionTraefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling...

CVE-2023-54365

Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique. A remote attacker can rapidly create and cancel HTTP/2...

CVE-2023-54365: Uncontrolled Resource Consumption

Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique. A remote attacker can rapidly create and cancel HTTP/2...

AZL-91127 CVE-2026-48937 affecting package nodejs for versions less than 24.17.0-1

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a GOAWAY frame. This vulnerability affects two supported release lines: Node.js 22 and Node.js 24...

CVE-2026-48937

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a "GOAWAY" frame. This vulnerability affects two supported release lines: Node.js 22 and Node.js 24...

CVE-2026-48937

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a GOAWAY frame. This vulnerability affects two supported release lines: Node.js 22 and Node.js 24...

CVE-2026-48937: Uncontrolled Resource Consumption

A flaw in Node.js HTTP/2 server API can cause servers to keep accepting data even after sending a GOAWAY frame. This vulnerability affects two supported release lines: Node.js 22 and Node.js 24...