In the case of misuse or misunderstanding from a developer whereby,
if `sel` can receive user-controlled data, jQuery `$(sel)` can lead to the
creation of a new element. Current usage is using hard-coded selectors
in the templates, but nobody prevents that from expanding to
user-controlled somehow.
@ -127,3 +127,8 @@ We forbid `dataset` usage, its camel-casing behaviour makes it hard to grep for
### Vue2/Vue3 and JSX
Gitea is using Vue2 now, we plan to upgrade to Vue3. We decided not to introduce JSX to keep the HTML and the JavaScript code separated.
### jQuery's `$(...)`
jQuery's `$` function has a broad functionality depending on the input. Well, this can be seen as nice, it's also a fallpit for possible XSS attacks when the input is user-controlled.
The usage of the function can be correct in certain situations, but it is discourage and recommended to use a more specific function of jQuery(e.g. `$.find`, `$.parseHTML`).