CVE-2026-18238 OOBR in rpcap client in libpcap before 1.10.7

The rpcap client code that processes a RPCAPMSGPACKET message received from the server incorrectly validates its headers. A malicious server can send a crafted message and cause the client to treat up to 20 bytes of the client process memory beyond the end of the buffer as if it was a part of the...

OESA-2026-3658 python-gunicorn security update

GunicornGreen Unicorn is a Python WSGI HTTP Server for UNIX. It's a pre-fork worker model ported from Ruby's Unicorn project. The Gunicorn server is broadly compatible with various web frameworks, simply implemented, light on server resource usage, and fairly speedy. Security Fixes: Gunicorn fail...

PT-2026-86441

Name of the Vulnerable Software and Affected Versions rpcap affected versions not specified Description The rpcap client code incorrectly validates headers when processing a RPCAP MSG PACKET message received from a server. A malicious server can send a crafted message, causing the client to treat...

Linux Distros Unpatched Vulnerability : CVE-2026-18238

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The rpcap client code that processes a RPCAPMSGPACKET message received from the server incorrectly validates its headers. A malicious server can send a crafted...

Improper Validation of Unsafe Equivalence in Input

Overview fastify is an overhead web framework, for Node.js. Affected versions of this package are vulnerable to Improper Validation of Unsafe Equivalence in Input due to incomplete schema case normalization in lib/validation.js when compiling header schemas. An attacker can bypass schema-enforced...

CVE-2026-84428

fastify versions before 5.12.2 are vulnerable to a header validation bypass caused by incomplete case normalization in the JSON Schema Draft 7 dependencies keyword. While the library lowercases property keys and the root-level required array to accommodate HTTP's case-insensitive headers, it fail...

CVE-2026-84428 fastify vulnerable to header validation bypass via incomplete schema case normalization

fastify versions before 5.12.2 implement the case-insensitive nature of HTTP header names by lowercasing names in a route's header schema before compiling it, but the transformation is incomplete: it lowercases the properties keys and the root-level required array, and does not lowercase the...

CVE-2026-84428 fastify vulnerable to header validation bypass via incomplete schema case normalization

fastify versions before 5.12.2 implement the case-insensitive nature of HTTP header names by lowercasing names in a route's header schema before compiling it, but the transformation is incomplete: it lowercases the properties keys and the root-level required array, and does not lowercase the...

CVE-2026-84428 fastify vulnerable to header validation bypass via incomplete schema case normalization

fastify versions before 5.12.2 implement the case-insensitive nature of HTTP header names by lowercasing names in a route's header schema before compiling it, but the transformation is incomplete: it lowercases the properties keys and the root-level required array, and does not lowercase the...

CVE-2026-49455 Waku: Cross-Origin CSRF on RSC Server Action Dispatch

Waku is the minimal React framework. Prior to version 1.0.0-beta.1, Waku's RSC request dispatcher invokes server actions without validating the request's Origin or Sec-Fetch-Site header. A cross-origin web attacker can therefore cause a victim browser to issue an authenticated POST to a registere...

PT-2026-84845

Name of the Vulnerable Software and Affected Versions HTTPX2 versions prior to 2.11.0 Description The FileField.render headers function in src/httpx2/httpx2/ multipart.py fails to validate header names or values when interpolating content type values and custom headers from the files tuple. This...

EUVD-2026-67276

Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Ceph Object Gateway RGW SigV4 handler does not reject requests that carry x-amz- headers absent from the signed header set, allowing anyone holding a presigne...

CVE-2026-59317

Spring for Apache Kafka is vulnerable to a denial of service via a poison-pill loop caused by missing header validation in DeadLetterPublishingRecovererFactory . The component reads the retry_topic-original-timestamp header from an inbound ConsumerRecord and passes its raw bytes directly to new B...

CVE-2026-59317 In Spring for Apache Kafka, missing header validation in DeadLetterPublishingRecovererFactory enables denial of service via a poison-pill loop

DeadLetterPublishingRecovererFactory reads the retrytopic-original-timestamp header from an inbound ConsumerRecord and passes its raw bytes directly to new BigIntegerheader.value with no length or format validation. Spring for Apache Kafka 4.1.0 Spring for Apache Kafka 4.0.0 - 4.0.6 Spring for...

CVE-2026-59317 In Spring for Apache Kafka, missing header validation in DeadLetterPublishingRecovererFactory enables denial of service via a poison-pill loop

DeadLetterPublishingRecovererFactory reads the retrytopic-original-timestamp header from an inbound ConsumerRecord and passes its raw bytes directly to new BigIntegerheader.value with no length or format validation. Spring for Apache Kafka 4.1.0 Spring for Apache Kafka 4.0.0 - 4.0.6 Spring for...

CVE-2026-59317 In Spring for Apache Kafka, missing header validation in DeadLetterPublishingRecovererFactory enables denial of service via a poison-pill loop

DeadLetterPublishingRecovererFactory reads the retrytopic-original-timestamp header from an inbound ConsumerRecord and passes its raw bytes directly to new BigIntegerheader.value with no length or format validation. Spring for Apache Kafka 4.1.0 Spring for Apache Kafka 4.0.0 - 4.0.6 Spring for...

CVE-2026-81102 Dropbox Dash MCP Server DNS Rebinding via Missing Host Header Validation

The Dash MCP server bound its listener to the loopback address but never checked the host a request named. src/mcpserverdash.py constructed the server for its network mode with the interface restricted to loopback and no transport-security settings, so a name that had been pointed at the loopback...

CVE-2026-81102

CVE-2026-81102 affects the Dropbox Dash MCP server (src/mcp_server_dash.py), which in its network mode bound its listener to the loopback address but never validated the Host header , and included no transport-security settings. This allowed a DNS rebinding attack: a malicious page in a visitor's...

CVE-2026-81102 Dropbox Dash MCP Server DNS Rebinding via Missing Host Header Validation

The Dash MCP server bound its listener to the loopback address but never checked the host a request named. src/mcpserverdash.py constructed the server for its network mode with the interface restricted to loopback and no transport-security settings, so a name that had been pointed at the loopback...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098988)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098988 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6teui64: reject invalid MAC header for all packets eui64mt6 derives a modified EUI-6...