CVE-2026-43968 CR Injection in SSE Encoder Enables Event Splitting via cow_sse:event/1

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows SSE event splitting and injection via unvalidated field values. cowsse:event/1 in cowlib guards the id and event fields against \n but not against bare \r, and the internal prefixlines/2 function...

CVE-2026-43968

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows SSE event splitting and injection via unvalidated field values. cowsse:event/1 in cowlib guards the id and event fields against \n but not against bare \r, and the internal prefixlines/2 function...

Cowlib 注入漏洞

Cowlib is a web protocol message parsing and building library developed by Nine Nines. Version 2.6.0 of cowlib contains an injection vulnerability. This vulnerability arises from the program’s failure to properly filter CRLF sequences when processing events sent by the server, resulting in SSE...

PT-2026-39726

Name of the Vulnerable Software and Affected Versions cowlib versions 2.6.0 and later Description Improper Neutralization of CRLF Sequences CRLF Injection allows SSE event splitting and injection through unvalidated field values. The cow sse:event/1 function guards the id and event fields against...

GHSA-8JR5-6GVJ-RFPF @yoda.digital/gitlab-mcp-server's SSE transport has no authentication and wildcard CORS, exposing all 86 GitLab tools

SSE Transport Has No Authentication and Wildcard CORS, Exposing All 86 GitLab Tools Including Destructive Operations A review of mcp-gitlab-server at commit 80a7b4cf3fba6b55389c0ef491a48190f7c8996a uncovered that the SSE HTTP transport — advertised in the README and comparison table as a...

@yoda.digital/gitlab-mcp-server's SSE transport has no authentication and wildcard CORS, exposing all 86 GitLab tools

SSE Transport Has No Authentication and Wildcard CORS, Exposing All 86 GitLab Tools Including Destructive Operations A review of mcp-gitlab-server at commit 80a7b4cf3fba6b55389c0ef491a48190f7c8996a uncovered that the SSE HTTP transport — advertised in the README and comparison table as a...

PT-2026-39306

Name of the Vulnerable Software and Affected Versions GitLab MCP Server versions prior to 0.6.0 Description The HTTP transport in src/transport.ts lacks an authentication layer and implements a wildcard Access-Control-Allow-Origin: header on all responses. This allows any cross-origin browser...

CRLF Injection

Overview sse-channel is a Server-Sent Events "channel" where all messages are broadcasted to all connected clients, history is maintained automatically and server attempts to keep clients alive by sending "keep-alive" packets automatically. Affected versions of this package are vulnerable to CRLF...

NPM: sse-channel: SSE Injection via unsanitized event fields

NPM: sse-channel: SSE Injection via unsanitized event fields vulnerability discovered by ? in WordPress Npm sse-channel versions = 4.0.0...

EUVD-2026-21023

Wasmtime segfault or unused out-of-sandbox load with f64x2.splat operator on x86-64...

GHSA-QQFJ-4VCM-26HV Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on x86-64

On x86-64 platforms with SSE3 disabled Wasmtime's compilation of the f64x2.splat WebAssembly instruction with Cranelift may load 8 more bytes than is necessary. When signals-based-traps are disabled this can result in a uncaught segfault due to loading from unmapped guard pages. With guard pages...

DEBIAN-CVE-2026-34944

Wasmtime is a runtime for WebAssembly. Prior to 24.0.7, 36.0.7, 42.0.2, and 43.0.1, On x86-64 platforms with SSE3 disabled Wasmtime's compilation of the f64x2.splat WebAssembly instruction with Cranelift may load 8 more bytes than is necessary. When signals-based-traps are disabled this can resul...

CVE-2026-34944

Wasmtime is a runtime for WebAssembly. Prior to 24.0.7, 36.0.7, 42.0.2, and 43.0.1, On x86-64 platforms with SSE3 disabled Wasmtime's compilation of the f64x2.splat WebAssembly instruction with Cranelift may load 8 more bytes than is necessary. When signals-based-traps are disabled this can resul...

CVE-2026-34944 Wasmtime segfault or unused out-of-sandbox load with `f64x2.splat` operator on x86-64

Wasmtime is a runtime for WebAssembly. Prior to 24.0.7, 36.0.7, 42.0.2, and 43.0.1, On x86-64 platforms with SSE3 disabled Wasmtime's compilation of the f64x2.splat WebAssembly instruction with Cranelift may load 8 more bytes than is necessary. When signals-based-traps are disabled this can resul...

CVE-2026-35515

Nest is a framework for building scalable Node.js server-side applications. Prior to 11.1.18, SseStream.transform interpolates message.type and message.id directly into Server-Sent Events text protocol output without sanitizing newline characters \r, \n. Since the SSE protocol treats both \r and ...

GHSA-36XV-JGW5-4Q75 @nestjs/core Improperly Neutralizes Special Elements in Output Used by a Downstream Component ('Injection')

Impact What kind of vulnerability is it? Who is impacted? SseStream.transform interpolates message.type and message.id directly into Server-Sent Events text protocol output without sanitizing newline characters \r, \n. Since the SSE protocol treats both \r and \n as field delimiters and \n\n as...

BIT-MINIO-2026-34204 MinIO is Vulnerable to SSE Metadata Injection via Replication Headers

MinIO is a high-performance object storage system. Prior to version 2026.03.26, a flaw in extractMetadataFromMime allows any authenticated user with s3:PutObject permission to inject internal server-side encryption metadata into objects by sending crafted X-Minio-Replication- headers on a normal...

attack-executor (>=0.2.1 <=0.2.8), attackmate (>=0.0.0 <=0.6.0) +11 more potentially affected by CVE-2026-5463 via pymetasploit3 (>=1.0.5 <=1.0.6)

pymetasploit3 PYPI version =1.0.5, =0.2.1, =0.0.0, =0.4.84, =0.0.8, =1.0.0, =1.0.0, =0.0.0, =3.7.0, =0.1.0, =0.1.0, =0.1.2 - raven-vapt =0.1.0 - vulnheist =0.0.1 Source cves: CVE-2026-5463 Source advisory: SNYK:PYTHON-PYMETASPLOIT3-16072994...

PT-2026-29942

MinIO is Vulnerable to SSE Metadata Injection via Replication Headers in github.com/minio/minio...

CVE-2026-34204

CVE-2026-34204 affects the MinIO object storage system. A flaw in extractMetadataFromMime() lets any authenticated user with s3:PutObject inject internal server-side encryption metadata into objects by sending crafted X-Minio-Replication-* headers on a normal PutObject request. The issue is fixed...