Disclosed Chromium Security Bugs

Renderer-side cross-origin info leak via mid-load preload attribute downgrade

#502371717•Reporter: vm...@google.com
$0
7/29/2026

Potential Browser-process UAF in HWNDMessageHandler fullscreen monitor map

#501403820•Reporter: vm...@google.com
$0
7/29/2026

Safe Browsing bypass via stale hash state during download resumption

#500510384•Reporter: vm...@google.com
$0
7/29/2026

GPU memory leak via ANGLE ES2 texture validation typo

#500501226•Reporter: vm...@google.com
$0
7/29/2026

Potential heap buffer overflow in ANGLE Vulkan via format mismatch in stageSubresourceUpdateFromFramebuffer

#500429259•Reporter: vm...@google.com
$0
7/29/2026

32-bit size_t overflow in ANGLE's TIntermAggregate::getConstantValue leads to heap OOB write

#498400132•Reporter: vm...@google.com
$0
7/29/2026

Potential UAF and Double-Free in Wayland Screen Capture due to data race on MouseCursor

#504551032•Reporter: vm...@google.com
$0
7/29/2026

DCHECK failure in IsPrimitiveMap(this) || instance_type() == WASM_NULL_TYPE in map-inl.h

#503762708•Reporter: 24...@project.gserviceaccount.com
$0
7/29/2026

DCHECK failure in dominating_frame_state.valid() in graph-builder.cc

#504712799•Reporter: 24...@project.gserviceaccount.com
$0
7/29/2026

DCHECK failure in !IsTheHole(heap_object) in api.cc

#504424086•Reporter: 24...@project.gserviceaccount.com
$0
7/29/2026
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