axios: axios: Denial of Service due to maxBodyLength bypass in HTTP/2 requests

A flaw was found in axios, a popular JavaScript library for making HTTP requests. When using the Node.js HTTP/2 adapter, axios fails to properly enforce the configured maxBodyLength limit for streamed request bodies. This allows a remote attacker, by controlling the input stream, to send an...

EUVD-2026-52564

A flaw in Node.js HTTP/2 handling can cause HTTP/2 retained header blocks evade maxSessionMemory and enable remote memory exhaustion. This vulnerability affects Node.js 24.x and 22.x...

CVE-2026-56846

Node.js HTTP/2 handling flaw (CVE-2026-56846) affects Node.js 24.x and 22.x. The issue allows HTTP/2 retained header blocks to evade maxSessionMemory, enabling remote memory exhaustion. Exploitation details are not provided in the documents. Remediation follows the vendor advisory: apply the July...

CVE-2026-67318

axios versions =1.13.0 Node.js HTTP adapter fail to enforce the configured maxBodyLength limit on streamed request bodies when requests are sent with httpVersion: 2. Because Node's HTTP/2 request API does not honor the maxBodyLength option and axios's byte-counting stream wrapper is gated on...

CVE-2026-67318

axios versions =1.13.0 Node.js HTTP adapter fail to enforce the configured maxBodyLength limit on streamed request bodies when requests are sent with httpVersion: 2. Because Node's HTTP/2 request API does not honor the maxBodyLength option and axios's byte-counting stream wrapper is gated on...

CVE-2026-67318 axios 1.13.0 before 1.18.0 maxBodyLength Bypass via HTTP/2

axios versions =1.13.0 Node.js HTTP adapter fail to enforce the configured maxBodyLength limit on streamed request bodies when requests are sent with httpVersion: 2. Because Node's HTTP/2 request API does not honor the maxBodyLength option and axios's byte-counting stream wrapper is gated on...

CVE-2026-64785

A flaw was found in SwiftNIO HTTP/2. This vulnerability allows a remote attacker to perform HTTP request smuggling or response splitting. The issue stems from insufficient validation of incoming HTTP/2 HEADERS frames, which are parts of an HTTP/2 request. This allows special control characters,...

UBUNTU-CVE-2026-65325

Apache Traffic Server reuses multiplexed HTTP/2 origin connections without verifying the server certificate covers the new request hostname. This issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1....

CVE-2026-58153

Apache Traffic Server forwards HTTP/2 origin trailers to HTTP/1 clients without proper chunked framing when converting HTTP/2 to HTTP/1. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue...

CVE-2026-58150

Apache Traffic Server does not reject Transfer-Encoding in HTTP/2 requests, allowing downgrade request smuggling. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4...

CVE-2026-58150 Apache Traffic Server: HTTP/2 requests with Transfer-Encoding are not rejected, allowing request smuggling

Apache Traffic Server does not reject Transfer-Encoding in HTTP/2 requests, allowing downgrade request smuggling. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4...

CVE-2026-58150

Apache Traffic Server does not reject Transfer-Encoding in HTTP/2 requests, allowing downgrade request smuggling. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4...

PT-2026-65728

Apache Traffic Server can be crashed or driven to resource exhaustion by abusive HTTP/2 framing and flow-control. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4...

EUVD-2026-49739

Allocation of resources without limits vulnerability in ninenines cowlib allows an unauthenticated remote HTTP/2 or HTTP/3 peer to exhaust memory on the vulnerable server or client and cause a denial of service. The HPACK and QPACK prefixed-integer decoder cowhpackcommon:decbigint/3 in...

CVE-2026-56819

A flaw was found in Netty, a network application framework. A remote, unauthenticated attacker can exploit this vulnerability by sending specially crafted HTTP/2 DATA frames to applications that use Netty and have HTTP/2 content decompression enabled. This can lead to memory exhaustion, causing t...

Prototype Pollution

Overview Affected versions of this package are vulnerable to Prototype Pollution in the lookup function when handling HTTP/2 requests. An attacker can cause the application to crash by sending specially crafted HTTP method values that exploit inherited object properties, leading to a denial of...

Updated apache packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Apache HTTP Server: modldap per-dir use-after-free. CVE-2026-29167 Apache HTTP Server: modproxyftp XSS. CVE-2026-29170 Apache HTTP Server: modproxyhtml buffer overflow. CVE-2026-34355 Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a denial of service vulnerability with HTTP/2 (CVE-2026-11897)

Summary IBM WebSphere Application Server Liberty is affected by a denial of service vulnerability with HTTP/2 when servlet-3.1, servlet-4.0, servlet-5.0, servlet-6.0, or servlet-6.1 is enabled. Vulnerability Details CVEID:CVE-2026-11897 DESCRIPTION: IBM WebSphere Application Server Liberty is...

Allocation of Resources Without Limits or Throttling

Overview org.webjars.npm:axios is a promise-based HTTP client for the browser and Node.js. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the HTTP/2 stream handling of lib/adapters/http.js, which does not enforce maxBodyLength on stream...

nodejs: Node.js: Denial of Service via unlimited HTTP/2 ORIGIN frames

A flaw was found in Node.js. A malicious server can exploit the HTTP/2 client by sending an unlimited number of ORIGIN frames. This can lead to an Out of Memory error on the client, resulting in a denial of service...