CVE-2026-77274 MCP Atlassian: SSRF Protection Bypass

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, validateurlforssrf has a backslash authority confusion because it interprets the authority differently from the Requests connection layer in the header-based Jira and Confluence URL...

CVE-2026-92943

AWS IoT Device SDK for Python versions 1.5.3 through 1.6.0 (Python 3.7+) contain an improper certificate validation flaw in the MQTT client TLS connection layer. An adversary-in-the-middle can present a certificate issued for an unrelated hostname by a CA already in the device trust store, thereb...

CVE-2026-92943: Improper Validation of Certificate with Host Mismatch

Improper validation of certificate with host mismatch in the MQTT client TLS connection layer in AWS IoT Device SDK for Python 1.5.3 through 1.6.0 on Python 3.7 and later might allow an adversary-in-the-middle actor to impersonate the AWS IoT Core endpoint, read device telemetry, and inject...

CVE-2022-38667

HTTP applications servers based on Crow through 1.0+4 may allow a Use-After-Free and code execution when HTTP pipelining is used. The HTTP parser supports HTTP pipelining, but the asynchronous Connection layer is unaware of HTTP pipelining. Specifically, the Connection layer is unaware that it ha...