GHSA-4QV8-2P9J-2685 undici vulnerable to Denial of Service via unbounded memory in the EventSource parser

Impact undici's EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data: fields with no blank event separator, or a single unfinished line split across many chunks, the parser retains a growing...

undici vulnerable to Denial of Service via unbounded memory in the EventSource parser

Impact undici's EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data: fields with no blank event separator, or a single unfinished line split across many chunks, the parser retains a growing...

EUVD-2026-102249

undici vulnerable to Denial of Service via unbounded memory in the EventSource parser...

npm: undici vulnerable to Denial of Service via unbounded memory in the EventSource parser

npm: undici vulnerable to Denial of Service via unbounded memory in the EventSource parser vulnerability discovered by ? in WordPress npm undici versions = 6.5.0, 6.29.1...

undici: undici: Denial of Service via memory exhaustion in EventSource client

A flaw was found in undici. A malicious server can trigger a Denial of Service DoS by exhausting application memory. When an application connects to an untrusted Server-Sent Events SSE feed, the EventSource parser does not properly limit retained internal state when processing fragmented lines or...

SUSE CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

undici: undici: Denial of Service via memory exhaustion in EventSource client

A flaw was found in undici. A malicious server can trigger a Denial of Service DoS by exhausting application memory. When an application connects to an untrusted Server-Sent Events SSE feed, the EventSource parser does not properly limit retained internal state when processing fragmented lines or...

undici: undici: Denial of Service via memory exhaustion in EventSource client

A flaw was found in undici. A malicious server can trigger a Denial of Service DoS by exhausting application memory. When an application connects to an untrusted Server-Sent Events SSE feed, the EventSource parser does not properly limit retained internal state when processing fragmented lines or...

UBUNTU-CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

Linux Distros Unpatched Vulnerability : CVE-2026-109924

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be...

CVE-2026-109924

A flaw was found in undici. A malicious server can trigger a Denial of Service DoS by exhausting application memory. When an application connects to an untrusted Server-Sent Events SSE feed, the EventSource parser does not properly limit retained internal state when processing fragmented lines or...

Allocation of Resources Without Limits or Throttling

Overview org.webjars.npm:undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the EventSourceStream transform in lib/web/eventsource/eventsource-stream.js, where the...

Allocation of Resources Without Limits or Throttling

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the EventSourceStream transform in lib/web/eventsource/eventsource-stream.js, where the maxEventSize limit is onl...

DEBIAN-CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

CVE-2026-109924 undici vulnerable to Denial of Service via unbounded memory in the EventSource parser

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

CVE-2026-109924

The undici HTTP client library for Node.js (versions 6.5.0-6.29.0 , 7.0.0-7.30.0 , and 8.0.0-8.12.1 ) contains a vulnerability in its EventSource client. A malicious or compromised Server-Sent Events (SSE) peer can trigger a Denial of Service (DoS) by exhausting process memory. The root cause is ...

CVE-2026-109924 undici vulnerable to Denial of Service via unbounded memory in the EventSource parser

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...

CVE-2026-109924

undici is an HTTP client library for Node.js. In versions 6.5.0 through 6.29.0, 7.0.0 through 7.30.0, and 8.0.0 through 8.12.1, its EventSource client can be driven to exhaust process memory by a malicious or compromised Server-Sent Events peer. By sending millions of tiny completed data fields...