The Responsive Lightbox & Gallery plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 2.7.1. This is due to the use of `strpos()` for substring-based hostname validation instead of strict host comparison in the `ajax_upload_image()` function. This makes it possible for authenticated attackers, with Author-level access and above, to make web requests to arbitrary locations originating from the web application, which can be used to query and modify information from internal services.
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Affected Vendors & Products
References
History
Wed, 25 Feb 2026 08:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The Responsive Lightbox & Gallery plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 2.7.1. This is due to the use of `strpos()` for substring-based hostname validation instead of strict host comparison in the `ajax_upload_image()` function. This makes it possible for authenticated attackers, with Author-level access and above, to make web requests to arbitrary locations originating from the web application, which can be used to query and modify information from internal services. | |
| Title | Responsive Lightbox & Gallery <= 2.7.1 - Authenticated (Author+) Server-Side Request Forgery via Remote Library Image Upload | |
| Weaknesses | CWE-918 | |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Wordfence
Published:
Updated: 2026-02-25T08:25:30.385Z
Reserved: 2026-02-13T18:12:22.873Z
Link: CVE-2026-2479
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Status : Received
Published: 2026-02-25T09:16:15.547
Modified: 2026-02-25T09:16:15.547
Link: CVE-2026-2479
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OpenCVE Enrichment
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