EUVD-2026-55938

A caller-supplied X-Grafana-URL request header controls the destination of mcp-grafana's outbound requests, and the grafanaapirequest tool lets the caller also choose the HTTP method, path, and body. Because the destination is not restricted to the configured Grafana instance, a caller can direct...

CVE-2026-49949 CodexBar < 0.33.0 Credential Leakage via HTTP Redirect

CodexBar before 0.33.0 contains a credential forwarding vulnerability that allows network-adjacent attackers to intercept sensitive credentials by issuing cross-origin or HTTP-downgrade redirects to the shared ProviderHTTPClient transport. Attackers can redirect credentialed provider requests...

CVE-2026-34226

A flaw was found in Happy DOM, a JavaScript implementation of a web browser without its graphical user interface. This vulnerability allows for information disclosure where cookies from the current page's origin can be inadvertently attached to network requests made to a different destination. Th...

Yahoo!: Bitly link takeover

A vulnerability was discovered in which a Bitly link referred to in the description of a Yahoo Twitter handle was broken and redirected to an unintended destination. This situation presented an opportunity for attackers to potentially hijack the link and direct users to a malicious website for...