CVE Explorer
CVE-2026-44542
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 a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"filebrowser","vendor":"gtsteffaniak","versions":[{"status":"affected","version":"< 1.3.1-stable"},{"status":"affected","version":"< 1.3.9-beta"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:f022c331f7e396e5c9076545ea52149d586a88fe8d9dd7a7f53de43dd4031f20 · sha256:34a4d7f78d778c38… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.1,"baseSeverity":"CRITICAL","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:f022c331f7e396e5c9076545ea52149d586a88fe8d9dd7a7f53de43dd4031f20 · sha256:34a4d7f78d778c38… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:f022c331f7e396e5c9076545ea52149d586a88fe8d9dd7a7f53de43dd4031f20 · sha256:34a4d7f78d778c38… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"name":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:f022c331f7e396e5c9076545ea52149d586a88fe8d9dd7a7f53de43dd4031f20 · sha256:34a4d7f78d778c38… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-fwj3-42wh-8673"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:f022c331f7e396e5c9076545ea52149d586a88fe8d9dd7a7f53de43dd4031f20 · sha256:34a4d7f78d778c38… · /containers/adp/0/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.