HTMLFormElement::HTMLFormElement(Document& document)
    : HTMLElement(formTag, document),
      m_associatedElementsAreDirty(false),
      m_imageElementsAreDirty(false),
      m_hasElementsAssociatedByParser(false),
      m_hasElementsAssociatedByFormAttribute(false),
      m_didFinishParsingChildren(false),
      m_isInResetFunction(false),
      m_wasDemoted(false) {}

Historically, this outdated classification described vulnerabilities from improper handling of data inputs, leading to unexpected program behavior or errors when input validation fails.