{"id":"CVE-2026-2479","aliases":["EUVD-2026-8629","GHSA-p7fh-wf7x-3xhv"],"status":"published","title":"Responsive Lightbox \u0026 Gallery \u003c= 2.7.1 - Authenticated (Author+) Server-Side Request Forgery via Remote Library Image Upload","description":"The Responsive Lightbox \u0026 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.","severity":{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00266,"percentile":0.18735,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-02-25T08:25:30Z","modified":"2026-06-17T10:31:08Z","products":[{"vendor":"dfactory","product":"responsive lightbox \u0026 gallery"},{"vendor":"unknown","product":"responsive lightbox \u0026 gallery"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/44276b28-9509-4f59-936c-fff2ae404076?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/responsive-lightbox/tags/2.7.0/includes/class-remote-library.php#L329"},{"url":"https://plugins.trac.wordpress.org/browser/responsive-lightbox/trunk/includes/class-remote-library.php#L329"},{"url":"https://plugins.trac.wordpress.org/browser/responsive-lightbox/tags/2.7.0/includes/class-remote-library.php#L344"},{"url":"https://plugins.trac.wordpress.org/changeset/3464566?contextall=1"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2479"},{"url":"https://github.com/advisories/GHSA-p7fh-wf7x-3xhv"}],"sources":{"cve":[{"id":"CVE-2026-2479","title":"Responsive Lightbox \u0026 Gallery \u003c= 2.7.1 - Authenticated (Author+) Server-Side Request Forgery via Remote Library Image Upload","description":"The Responsive Lightbox \u0026 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.","status":"published","published":"2026-02-25T08:25:30.385Z","modified":"2026-04-08T16:49:17.545Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:48:46.911326Z"}],"euvd":[{"id":"EUVD-2026-8629","description":"The Responsive Lightbox \u0026 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.","status":"published","published":"2026-02-25T08:25:30Z","modified":"2026-04-08T16:49:17Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:00.855122Z"}],"ghsa":[{"id":"GHSA-p7fh-wf7x-3xhv","title":"The Responsive Lightbox \u0026 Gallery plugin for WordPress is vulnerable to Server-Side Request...","description":"The Responsive Lightbox \u0026 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.","status":"published","published":"2026-02-25T09:30:27Z","modified":"2026-02-25T09:30:33Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:06:22.176933Z"}],"nvd":[{"id":"CVE-2026-2479","description":"The Responsive Lightbox \u0026 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.","status":"published","published":"2026-02-25T09:16:15.547Z","modified":"2026-06-17T10:31:08.56Z","cvss":[{"version":"3.1","score":5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:07.027269Z"}]}}