{"id":"CVE-2026-118041","aliases":["EUVD-2026-123172","GHSA-h4mh-crg2-gffw"],"status":"published","title":"Contest Gallery \u003c 34.0.3 - Author+ Arbitrary File Upload via Ecommerce Sale File Replacement","description":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded through its e-commerce sale file-replacement feature, allowing authenticated users with Author-level access and above to write files with an arbitrary name and extension to a web-accessible directory and, by overwriting the directory's protection file through the same flow, achieve Remote Code Execution.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-14","score":0.0073,"percentile":0.5485,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-11-11T06:00:08Z","modified":"2026-11-11T12:32:43Z","products":[{"vendor":"unknown","product":"contest gallery"},{"vendor":"wasiliy strecker / contestgallery developer","product":"contest gallery"}],"references":[{"url":"https://wpscan.com/vulnerability/d202d856-1eb5-47c8-b3cd-571e2073f3bf/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118041"},{"url":"https://wpscan.com/vulnerability/d202d856-1eb5-47c8-b3cd-571e2073f3bf"},{"url":"https://github.com/advisories/GHSA-h4mh-crg2-gffw"}],"sources":{"cve":[{"id":"CVE-2026-118041","title":"Contest Gallery \u003c 34.0.3 - Author+ Arbitrary File Upload via Ecommerce Sale File Replacement","description":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded through its e-commerce sale file-replacement feature, allowing authenticated users with Author-level access and above to write files with an arbitrary name and extension to a web-accessible directory and, by overwriting the directory's protection file through the same flow, achieve Remote Code Execution.","status":"published","published":"2026-11-11T06:00:08.321Z","modified":"2026-11-11T11:41:04.451Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-11T12:57:43.416809Z"}],"euvd":[{"id":"EUVD-2026-123172","description":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded through its e-commerce sale file-replacement feature, allowing authenticated users with Author-level access and above to write files with an arbitrary name and extension to a web-accessible directory and, by overwriting the directory's protection file through the same flow, achieve Remote Code Execution.","status":"published","published":"2026-11-11T06:00:08Z","modified":"2026-11-11T11:41:04Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-11T13:28:47.336858Z"}],"ghsa":[{"id":"GHSA-h4mh-crg2-gffw","title":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded...","description":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded through its e-commerce sale file-replacement feature, allowing authenticated users with Author-level access and above to write files with an arbitrary name and extension to a web-accessible directory and, by overwriting the directory's protection file through the same flow, achieve Remote Code Execution.","status":"published","published":"2026-11-11T06:32:40Z","modified":"2026-11-11T12:32:43Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-434"],"updated_at":"2026-11-11T12:34:06.835386Z"}],"nvd":[{"id":"CVE-2026-118041","description":"The Contest Gallery  WordPress plugin before 34.0.3 does not sanitise the name of files uploaded through its e-commerce sale file-replacement feature, allowing authenticated users with Author-level access and above to write files with an arbitrary name and extension to a web-accessible directory and, by overwriting the directory's protection file through the same flow, achieve Remote Code Execution.","status":"published","published":"2026-11-11T06:17:14.767Z","modified":"2026-11-12T18:49:18.84Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-11T14:25:07.037694Z"}]}}