CHROME-2026-03-31

The Stable channel has been updated to 146.0.7680.177/178 for Windows/Mac  and 146.0.7680.177 for Linux, which will roll out over the coming days/weeks. A full list of changes in this build is available in the LogSecurity Fixes and RewardsNote: Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third party library that other projects similarly depend on, but haven’t yet fixed.This update includes 21 security fixes. Please see the Chrome Security Page for more information. High CVE-2026-5273: Use after free in CSS. Reported by Anonymous on 2026-03-18 High CVE-2026-5272: Heap buffer overflow in GPU. Reported by inspector-ambitious on 2026-03-11 High CVE-2026-5274: Integer overflow in Codecs. Reported by heapracer (@heapracer) on 2026-03-01 High CVE-2026-5275: Heap buffer overflow in ANGLE. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-04 High CVE-2026-5276: Insufficient policy enforcement in WebUSB. Reported by Ariel Simon on 2026-03-04 High CVE-2026-5277: Integer overflow in ANGLE. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-05 High CVE-2026-5278: Use after free in Web MIDI. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-06 High CVE-2026-5279: Object corruption in V8. Reported by Hyeonjun Ahn (@_deayzl) on 2026-03-08 High CVE-2026-5280: Use after free in WebCodecs. Reported by heapracer (@heapracer) on 2026-03-11 High CVE-2026-5281: Use after free in Dawn. Reported by 86ac1f1587b71893ed2ad792cd7dde32 on 2026-03-10 High CVE-2026-5282: Out of bounds read in WebCodecs. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-11 High CVE-2026-5283: Inappropriate implementation in ANGLE. Reported by sweetchip on 2026-03-12 High CVE-2026-5284: Use after free in Dawn. Reported by 86ac1f1587b71893ed2ad792cd7dde32 on 2026-03-12 High CVE-2026-5285: Use after free in WebGL. Reported by c6eed09fc8b174b0f3eebedcceb1e792 on 2026-03-13 High...