{"id":"EUVD-2026-30344","enisaUuid":"e3f020d5-1ec6-37ed-ae79-cd4b061e1a26","description":"FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to 1.3.1-stable and 1.3.9-beta, attacker-controlled path input is joined with a trusted base path prior to sanitization, allowing traversal sequences (e.g., ../) to escape the intended shared directory. As a result, an unauthenticated attacker possessing a valid public share hash with delete permissions enabled can delete arbitrary files outside the shared directory within the share owner’s configured storage scope. This affects public/api/resources and public/api/resources/bulk. This vulnerability is fixed in 1.3.1-stable and 1.3.9-beta.","datePublished":"May 14, 2026, 5:07:30 PM","dateUpdated":"May 15, 2026, 3:03:11 PM","baseScore":9.1,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","references":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673\n","aliases":"CVE-2026-44542\nGHSA-fwj3-42wh-8673\n","assigner":"GitHub_M","epss":0.52,"enisaIdProduct":[{"id":"3ed7b893-3495-3313-abbd-6056c58bf4fe","product":{"name":"filebrowser","vendor":{"name":"gtsteffaniak"}},"product_version":"\u003c 1.3.1-stable"},{"id":"be94fc7b-3f6b-3be2-9ea6-333729560c23","product":{"name":"filebrowser","vendor":{"name":"gtsteffaniak"}},"product_version":"\u003c 1.3.9-beta"}],"enisaIdVendor":[{"id":"1f71b5e6-5c50-308d-9c6a-a0386e51644f","vendor":{"name":"gtsteffaniak"}}],"enisaIdVulnerability":[{"id":"60c9e301-c113-3e1f-9ad2-63c3a5acfc72","vulnerability":{"id":"CVE-2026-44542","description":"FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to 1.3.1-stable and 1.3.9-beta, attacker-controlled path input is joined with a trusted base path prior to sanitization, allowing traversal sequences (e.g., ../) to escape the intended shared directory. As a result, an unauthenticated attacker possessing a valid public share hash with delete permissions enabled can delete arbitrary files outside the shared directory within the share owner’s configured storage scope. This affects public/api/resources and public/api/resources/bulk. This vulnerability is fixed in 1.3.1-stable and 1.3.9-beta.","datePublished":"May 14, 2026, 5:07:30 PM","dateUpdated":"May 15, 2026, 3:03:11 PM","status":"PUBLISHED","baseScore":9.1,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","references":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673\n","enisa_id":"EUVD-2026-30344\n","assigner":"GitHub_M","epss":0.52,"dataProcessed":"Oct 30, 2026, 7:17:58 AM","vulnerabilityProduct":[{"id":"133fa4b4-9a53-383f-854b-346a9ad62962","product":{"name":"filebrowser","vendor":{"name":"gtsteffaniak"}},"product_version":"\u003c 1.3.9-beta"},{"id":"852b2c2c-bf15-3311-a0c1-e1d3ce56ebdc","product":{"name":"filebrowser","vendor":{"name":"gtsteffaniak"}},"product_version":"\u003c 1.3.1-stable"}],"vulnerabilityVendor":[{"id":"ddf10e9e-13c3-3451-bf02-2b8b4ab2bc0c","vendor":{"name":"gtsteffaniak"}}]}},{"id":"9db97438-4cbf-37dc-bb84-b81a80b0db58","vulnerability":{"id":"GHSA-fwj3-42wh-8673","description":"FileBrowser Public Share DELETE API Path Traversal Allows Unauthenticated Arbitrary File Deletion","datePublished":"May 7, 2026, 3:28:06 AM","dateUpdated":"May 14, 2026, 8:54:32 PM","baseScore":0.0,"references":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-44542\nhttps://github.com/gtsteffaniak/filebrowser/commit/112740bdd41de7d5eb01e13ba49d406bfc463f69\nhttps://github.com/gtsteffaniak/filebrowser\n","enisa_id":"EUVD-2026-30344\n","aliases":"GHSA-fwj3-42wh-8673\nCVE-2026-44542\n","epss":0.0,"dataProcessed":"Oct 25, 2026, 1:55:50 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}}],"enisaIdAdvisory":[]}