{"id":"CVE-2023-5820","aliases":["EUVD-2023-58103","GHSA-7mmg-6fhp-9mw2"],"status":"published","title":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request...","description":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00396,"percentile":0.34164,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2023-10-27T11:28:45Z","modified":"2026-06-17T06:49:26Z","products":[{"vendor":"i13websolution","product":"thumbnail_slider_with_lightbox"},{"vendor":"nik00726","product":"thumbnail slider with lightbox"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/e51e1cd2-6de9-4820-8bba-1c6b5053e2c1?source=cve","tags":["x_transferred","Third Party Advisory"]},{"url":"https://wordpress.org/plugins/wp-responsive-slider-with-lightbox","tags":["x_transferred","Product"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=1263536%40wp-responsive-slider-with-lightbox\u0026new=1263536%40wp-responsive-slider-with-lightbox\u0026sfp_email=\u0026sfph_mail=","tags":["x_transferred","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5820"},{"url":"https://github.com/advisories/GHSA-7mmg-6fhp-9mw2"}],"sources":{"cve":[{"id":"CVE-2023-5820","description":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-10-27T11:28:45.091Z","modified":"2025-02-05T18:56:59.446Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:17.149492Z"}],"euvd":[{"id":"EUVD-2023-58103","description":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-10-27T11:28:45Z","modified":"2025-02-05T18:56:59Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:04.235223Z"}],"ghsa":[{"id":"GHSA-7mmg-6fhp-9mw2","title":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request...","description":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-10-27T12:30:20Z","modified":"2023-11-16T05:03:55Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:55:02.891904Z"}],"nvd":[{"id":"CVE-2023-5820","description":"The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 1.0. This is due to missing or incorrect nonce validation on the addedit functionality. This makes it possible for unauthenticated attackers to upload arbitrary files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.","status":"published","published":"2023-10-27T12:15:08.923Z","modified":"2026-06-17T06:49:26.24Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:08:40.004465Z"}]}}