Release Notes for v40.9.2

Fixes

• Fixed an issue where nodeIntegrationInWorker didn't always work in AudioWorklet. #51004 ^{(Also in 41, 42)}
• Fixed bug that could occasionally cause browserWindow's always-on-top-changed even to fire with incorrect values. #51134 ^{(Also in 41, 42)}
• Fixed test scaffolding bug when running tests locally on Linux. #51151 ^{(Also in 41, 42)}

Other Changes

• Fixed gn gen failing to resolve electron_version when building from a git worktree checkout. #51164 ^{(Also in 39, 41, 42)}
• Security: backported fixes for CVE-2026-6297, CVE-2026-6299, CVE-2026-6358, CVE-2026-6359, CVE-2026-6300, CVE-2026-6303, CVE-2026-6308, CVE-2026-6309, CVE-2026-6360, CVE-2026-6311, CVE-2026-6313, CVE-2026-6314, CVE-2026-6316, CVE-2026-6362, CVE-2026-6301, CVE-2026-6307, CVE-2026-6363, CVE-2026-6298, CVE-2026-6304, CVE-2026-6364, CVE-2026-6296, CVE-2026-6305, CVE-2026-6306, CVE-2026-6361, CVE-2026-6302, CVE-2026-6318. #51139