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CVE-2026-54093

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. Prior to 2.63.6, filebrowser builds the download-as-zip / download-as-tar archive entry names with filepath.ToSlash, which on a Linux host is a no-op for backslashes (\ is only a path separator on Windows). A file whose name contains Windows-style traversal is accepted by the resource handlers, stored on the Linux filesystem with a literal backslash name, and t
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2e62d8223c6a694931613085f9487fc3cddcf9289bb05751aba1fb020d3f0ae7
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"filebrowser","vendor":"filebrowser","versions":[{"status":"affected","version":"< 2.63.6"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ea3d7839c75cdfd6dc711daf21212ff6e881291249494bab1d7c2b12cf8c34f4 · sha256:320faadaa35aa930… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":6.8,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"PASSIVE","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ea3d7839c75cdfd6dc711daf21212ff6e881291249494bab1d7c2b12cf8c34f4 · sha256:320faadaa35aa930… · /containers/cna/metrics/0/cvssV4_0

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_v5cwe
    urn:baitaphish:normalized-source-record:v2:ea3d7839c75cdfd6dc711daf21212ff6e881291249494bab1d7c2b12cf8c34f4 · sha256:320faadaa35aa930… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-gxjx-7m74-hcq8","tags":["x_refsource_CONFIRM"],"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-gxjx-7m74-hcq8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ea3d7839c75cdfd6dc711daf21212ff6e881291249494bab1d7c2b12cf8c34f4 · sha256:320faadaa35aa930… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-gxjx-7m74-hcq8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ea3d7839c75cdfd6dc711daf21212ff6e881291249494bab1d7c2b12cf8c34f4 · sha256:320faadaa35aa930… · /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.

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