EUVD-2026-76923

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

DEBIAN-CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

UBUNTU-CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

CVE-2026-90648: Unchecked Return Value

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

Linux Distros Unpatched Vulnerability : CVE-2026-90648

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a table flip attack. It does not...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 contains a sandbox escape vulnerability ("table flip"). The root cause is an unchecked return value of calloc() in wasm_rt_allocate_funcref_table(); when allocation fails, table->data remains NULL while table->size retains the guest-declared count, ...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

CVE-2026-90648

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasmrtallocatefuncreftable wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

PT-2026-90728

wasm2c in WebAssembly wabt through 1.0.41 allows sandbox escape in some situations that primarily involve 32-bit platforms, aka a "table flip" attack. It does not check the return value of calloc in wasm rt allocate funcref table wasm2c/wasm-rt-impl-tableops.inc. When the funcref table allocation...

ANT-2026-0GNNMNPS · wabt · Heap-buffer-overflow

heap-buffer-overflow critical Severity Claude critical · Security research firm critical · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-0GNNMNPS: Heap-buffer-overflow in wabt Wh...

Linux Distros Unpatched Vulnerability : CVE-2025-15412

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file...

DEBIAN-CVE-2025-15412

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approac...

CVE-2025-15412

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approac...

CVE-2025-15412 WebAssembly wabt wasm-decompile VarName out-of-bounds

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approac...

CVE-2025-15412 WebAssembly wabt wasm-decompile VarName out-of-bounds

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approac...

EUVD-2026-0003

A security vulnerability has been detected in WebAssembly wabt up to 1.0.39. This issue affects the function wabt::Decompiler::VarName of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. Such manipulation leads to out-of-bounds read. Local access is required to approac...

CVE-2025-15411

A weakness has been identified in WebAssembly wabt up to 1.0.39. This vulnerability affects the function wabt::AST::InsertNode of the file /src/repro/wabt/bin/wasm-decompile of the component wasm-decompile. This manipulation causes memory corruption. It is possible to launch the attack on the loc...