Arbitrary Code Injection Affecting jython package, versions *


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
3.6% (89th percentile)

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  • Snyk IDSNYK-ECHOLATEST-JYTHON-21478294
  • published23 Oct 2026
  • disclosed14 Dec 2017

Introduced: 14 Dec 2017

CVE-2017-17522  (opens in a new tab)
CWE-74  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest jython.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jython package and not the jython package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

Lib/webbrowser.py in Python through 3.6.3 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL. NOTE: a software maintainer indicates that exploitation is impossible because the code relies on subprocess.Popen and the default shell=False setting