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Fencer Vulns
medium 5.3

CVE-2016-10561 json

Directory Traversal in bitty

published 2018-05-31 8 y ago modified 2026-06-17 4 mo ago also GHSA-f5mh-hq6h-whxv , EUVD-2019-0281

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

Bitty is a development web server tool that functions similar to `python -m SimpleHTTPServer`. Version 0.2.10 has a directory traversal vulnerability that is exploitable via the URL path in GET requests.

Exploit prediction

1.47% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected packages

ecosystem package affected fixed in
npm bitty
<=0.2.10
no fix listed

Affected products

  • HackerOne bitty node module

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.