GHSA-55Q2-FJHQ-7XH7 DOMPurify: IN_PLACE hook removal leaves a detached subtree executable, causing XSS

Summary During INPLACE sanitization, a hook that removes an element can leave that element's detached descendants executable. A descendant image can retain its attacker-provided onload handler and fire after sanitize returns, even though the returned root is clean and the image remains disconnect...