The Instant Images – One Click Unsplash Uploads WordPress plugin before 4.4.0.1 did not properly validate and sanitise its unsplash_download_w and unsplash_download_h parameter settings (/wp-admin/upload.php?page=instant-images), only validating them client side before saving them, leading to a Stored Cross-Site Scripting issue.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Instant Images Plugin | — | Update instant-images plugin to version 4.4.0.1, or a newer patched version | May 15, 2025 | May 17, 2021 |
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