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CVE-2026-62843

File Browser is a file managing interface for uploading, deleting, previewing, renaming, and editing files within a specified directory. From 2.63.6 to 2.63.16, File Browser's archive builder uses strings.ReplaceAll(nameInArchive, "\", "/"), which turns a POSIX filename such as ..\..\evil.sh into the archive entry ../../evil.sh, allowing a user with upload permission to plant a backslash-named file that escapes the extraction directory when another user downloads and extracts the generated zip o
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:02b1436fa1053ca40165c0c176b63a5054c9db5a841f86681d120703b8884ff5
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"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:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-23","description":"CWE-23: Relative Path Traversal","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"filebrowser","vendor":"filebrowser","versions":[{"status":"affected","version":">= 2.63.6, < 2.63.17"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"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:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-23","description":"CWE-23: Relative Path Traversal","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/problemTypes/1/descriptions/0

Source references

4 source assertions
{"name":"https://github.com/filebrowser/filebrowser/commit/8503ba61ff51d48a7313896483d130eb6a5abfe0","tags":["x_refsource_MISC"],"url":"https://github.com/filebrowser/filebrowser/commit/8503ba61ff51d48a7313896483d130eb6a5abfe0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/references/1
{"name":"https://github.com/filebrowser/filebrowser/releases/tag/v2.63.17","tags":["x_refsource_MISC"],"url":"https://github.com/filebrowser/filebrowser/releases/tag/v2.63.17"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/references/2
{"name":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-83xp-526h-j3ww","tags":["x_refsource_CONFIRM"],"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-83xp-526h-j3ww"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/filebrowser/filebrowser/security/advisories/GHSA-83xp-526h-j3ww"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a79396bb129f6ac8f1e881a8cb6b7dd80e34210c7f56925c8084e699084d63c0 · sha256:f89551b274011d1c… · /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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