CVE-2026-52843 Lightpanda: fetch() and XMLHttpRequest attach session cookies to cross-origin requests regardless of credentials mode

Lightpanda is a headless browser designed for AI and automation. Prior to 0.2.9, Lightpanda fetch and XMLHttpRequest unconditionally attached session cookies to every HTTP request, ignoring credentials: omit, credentials: same-origin, credentials: include, and XMLHttpRequest.withCredentials,...