CVE-2026-65624

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowboy allows an unauthenticated remote attacker to exhaust connection process memory over HTTP/1.1. The HTTP/1.1 handler in cowboyhttp enforces the maxheaders limit by counting the number of distinct header names in ...

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...

PT-2026-65507

schreibfaul1 ESP32-audioI2S 3.4.5 has a heap-based buffer overflow vulnerability in the HTTP request header construction logic. The application dynamically splices attacker-controlled host name, path, query string, and multiple HTTP header fields into a fixed ps ptr heap buffer without proper siz...

CVE-2026-51266

CVE-2026-51266 is rejected/not used and does not represent an active vulnerability entry.

CVE-2026-51266

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CVE-2026-12383

The CVE-2026-12383 entry describes a flaw in the Event-Driven Ansible (EDA) server where ExternalEventStreamViewSet uses permissive access controls (permission_classes=[AllowAny] , authentication_classes=[] ), relying solely on the Subject header for mTLS authentication and not validating that th...

Security Bulletin: IBM DevOps Deploy / IBM UrbanCode Deploy (UCD) is affected by an HTTP Request/Response Splitting Vulnerability in Netty (CVE-2026-42578)

Summary Netty is used by IBM DevOps Deploy / IBM UrbanCode Deploy UCD for network communication. CVE-2026-42578. Vulnerability Details CVEID:CVE-2026-42578 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's...

EulerOS Virtualization 2.12.1 (EulerOS-SA-2026-2749)

According to the versions of the packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the...

CVE-2026-57309 Blind SQL Injection in Windu CMS

A Blind SQL injection vulnerability has been identified in Windu CMS. A remote unauthenticated attacker is able to inject SQL syntax into URL path in HTTP header resulting in Blind SQL Injection. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in versi...

CVE-2026-54465 websocket-driver: Memory exhaustion in HTTP header parser

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.1, when websocket-driver is used to implement a WebSocket server on top of a TCP server using WebSocket::Driver.server or to complement a WebSocket client, a peer can make a single connection consume an unbounded...

CVE-2026-9592

SEPPmail Secure Email Gateway & SEPPmail Cloud prior to 15.0.4.2 are vulnerable. The issue arises because the session token is disclosed in the URL and an HTTP header within the GINA web portal, allowing an attacker to replay and hijack a user session. Affected component: GINA web portal session ...

GHSA-74J5-XF3V-CRQ8 dd-trace-go: Improper parsing of W3C baggage headers may lead to DoS

Impact Datadog tracing libraries that implement W3C baggage propagation parse incoming baggage HTTP headers without enforcing item-count or byte-size limits on the extract path. The DDTRACEBAGGAGEMAXITEMS default 64 and DDTRACEBAGGAGEMAXBYTES default 8192 limits were applied only to baggage...

websocket-driver: Memory exhaustion in HTTP header parser

Impact If this library is used to implement a WebSocket server on top of a TCP server rather than an HTTP server or framework using the WebSocket::Driver.server method, or, if it is used to complement a WebSocket client, then a peer can make a single connection consume an unbounded amount of memo...

PT-2026-60360

Name of the Vulnerable Software and Affected Versions dd-trace-py versions prior to 4.8.2 Description Datadog tracing libraries implementing W3C baggage propagation fail to enforce limits on the number of items or total bytes when parsing incoming baggage HTTP headers during the extraction proces...

CVE-2025-62826

Summary: CVE-2025-62826 describes an HTTP Response Splitting (CWE-113) in Fortinet FortiOS and FortiProxy products. Affected versions: FortiOS 7.6.0–7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions; FortiProxy 7.6.0–7.6.4, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions. Root ca...

Fortinet Fortigate Header injection in captive portal authentication form (FG-IR-26-153)

The version of Fortigate installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the FG-IR-26-153 advisory. - An Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Response Splitting' vulnerability CWE-113 vulnerability ...

The vulnerability of the HTTP message analyzer for the llhttp HTTP client and aiohttp allows attackers to inject arbitrary HTTP headers and circumvent existing security restrictions.

The vulnerability of the HTTP message analyzer for the llhttp HTTP client and aiohttp is related to the failure to handle CRLF sequences in HTTP headers when processing the reason parameter. Exploiting this vulnerability allows an attacker to inject arbitrary HTTP headers and circumvent existing...

EulerOS 2.0 SP12 : python3 (EulerOS-SA-2026-2565)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the preceding...

EulerOS 2.0 SP12 : busybox (EulerOS-SA-2026-2521)

According to the versions of the busybox package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request- target path/query, allowing the request line ...

EulerOS 2.0 SP12 : python3 (EulerOS-SA-2026-2625)

According to the versions of the python3 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : User-controlled header names and values containing newlines can allow injecting HTTP headers.CVE-2026-0865 Tenable has extracted the preceding...