However, a troubling search query has begun circulating in cybersecurity circles and forums like Exploit-DB, GitHub, and Reddit:
// Dangerous element.setAttribute('data-bs-content', userInput); // Safe with DOMPurify import DOMPurify from 'dompurify'; element.setAttribute('data-bs-content', DOMPurify.sanitize(userInput)); Use tools like npm audit , Snyk , or OWASP Dependency-Check to find known issues not just in Bootstrap, but in its peer dependencies. bootstrap 5.1.3 exploit
Checking the Bootstrap source code for version 5.1.3 reveals that the merge utility function used in the Modal and Dropdown components was relatively safe. While earlier versions of Bootstrap 4 prototype pollution issues (CVE-2019-8331, for example), . However, a troubling search query has begun circulating
Not a genuine CVE-class exploit against the framework. It is a developer error. Claim 2: Prototype Pollution via Modal or Dropdown Options Some exploit listings claim that Bootstrap 5.1.3 suffers from prototype pollution when deeply nested configuration objects are merged. This is a sophisticated attack that modifies Object.prototype , potentially leading to RCE in certain JavaScript environments. Not a genuine CVE-class exploit against the framework