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Fencer Vulns
high 8.1

CVE-2021-40668 json

The Android application HTTP File Server (Version 1.4.1) by 'slowscript' is affected by a path traversal vulnerability that permits arbitra…

published 2022-06-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-27840

cvss
8.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

The Android application HTTP File Server (Version 1.4.1) by 'slowscript' is affected by a path traversal vulnerability that permits arbitrary directory listing, file read, and file write.

Exploit prediction

1.23% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • eddiez.me https://eddiez.me/path-traversal-in-slowscript-httpfileserver/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 5.5 AV:N/AC:L/Au:S/C:P/I:P/A:N

Classification

Weakness
  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.