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LibWeb: Avoid invoking Trusted Types where avoidable

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Prevents observably calling Trusted Types, which can run arbitrary JS,
cause crashes due to use of MUST and allow arbitrary JS to modify
internal elements.
This commit is contained in:
Luke Wilde 2025-10-31 12:30:47 +00:00 • committed by Tim Flynn
parent fb9406ddcd
commit 82bd3d3891
Notes: github-actions[bot] 2025-11-06 16:46:00 +00:00
83 changed files with 407 additions and 366 deletions
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8
Libraries/LibWeb/HTML/HTMLButtonElement.cpp
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@ -93,10 +93,10 @@ String HTMLButtonElement::type_for_bindings() const
}
// https://html.spec.whatwg.org/multipage/form-elements.html#dom-button-type
WebIDL::ExceptionOr<void> HTMLButtonElement::set_type_for_bindings(String const& type)
void HTMLButtonElement::set_type_for_bindings(String const& type)
{
// The type setter steps are to set the type content attribute to the given value.
return set_attribute(HTML::AttributeNames::type, type);
set_attribute_value(HTML::AttributeNames::type, type);
}
void HTMLButtonElement::form_associated_element_attribute_changed(FlyString const& name, Optional<String> const&, Optional<String> const& value, Optional<FlyString> const& namespace_)
@ -339,9 +339,9 @@ String HTMLButtonElement::command() const
}
// https://html.spec.whatwg.org/multipage/form-elements.html#the-button-element:dom-button-command-2
WebIDL::ExceptionOr<void> HTMLButtonElement::set_command(String const& value)
void HTMLButtonElement::set_command(String const& value)
{
return set_attribute(AttributeNames::command, value);
set_attribute_value(AttributeNames::command, value);
}
}