CVE-2026-2763-POC

Vulnerability The vulnerability arises from the implementation of the for-in syntax. The scope of a for-in loop is represented by a pair of bytecodes: JSOP::Iter and JSOP::EndIter. CASEIter MOZASSERTREGS.stackDepth = 1; HandleValue val = REGS.stackHandleAt-1; JSObject iter = ValueToIteratorcx, va...