Low, CVSS 2.7npmAmendedPublished
smartbanner.js rel noopener vulnerability
CVE-2025-25300 · GHSA-9mrq-cjgh-32g2
- Affected
- npm smartbanner.js < 1.14.1
- Fixed in
- 1.14.1· Vendor fix available
- Issue
- rel noopener vulnerability Impact Clicking on smartbanner View link and navigating to 3rd party page leaves window.opener exposed. It may allow hostile 3rd parties to abuse window.opener, e.g. by redirection or injection on the original page with smartbanner. Patches rel="noopener" is automatically populated to links as of v1.14.1 which is a recommended upgrade to resolve the vulnerability. Workarounds If you can not upgrade to v1.14.1: 1. Ensure View link is only taking users to App Store or Google Play Store where security is guarded by respective app store security teams 2. If View link is going to a 3rd party page, limit smartbanner.js to be used on iOS that decreases the scope of the vulnerability since as of Safari 12.1, rel="noopener" is imposed on all target="blank" links. Following combination of smartbanner meta tags can be used to achieve the above: References About rel=noopener Safari 12.1 Release Notes For more information If you have any questions or comments about this…
Recommended action: Upgrade to 1.14.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.