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Fencer Intel
high 7.5

CVE-2019-14322 in the critical feed json

Pallets Werkzeug vulnerable to Path Traversal

published 7y ago modified 4mo ago also GHSA-j544-7q9p-6xp8 , PYSEC-2026-1065 , EUVD-2022-4280

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
55.8%
EPSS 55.8% chance of exploitation in 30 days, percentile 99%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

In Pallets Werkzeug before 0.15.5, SharedDataMiddleware mishandles drive names (such as C:) in Windows pathnames.

Patch / fix

  • pypi werkzeug 0.15.5
  • palletsprojects werkzeug 0.15.5

Is CVE-2019-14322 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

  1. Published
  2. First public exploit (EDB-50101)

Exploit prediction

55.80% chance of exploitation in the next 30 days, higher than 99% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-50101 Pallets Werkzeug 0.15.4 - Path Traversal webapps, 2021-07-06
  • Nuclei template Pallets Werkzeug <0.15.5 - Local File Inclusion nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/163398/Pallets-Werkzeug-0.15.4-Path-Traversal.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
pypi werkzeug
<0.15.5
0.15.5

Classification

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

References

Sources

Fencer Intel 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.