Description
mystem is a Node.js wrapper for MyStem morphology text analyzer by Yandex.ru mystem downloads binary resources over HTTP, which leaves it vulnerable to MITM attacks. It may be possible to cause remote code execution (RCE) by swapping out the requested binary with an attacker controlled binary if the attacker is on the network or positioned in between the user and the remote server.
References (1)
Core 1
Core References
Third Party Advisory x_refsource_misc
https://nodesecurity.io/advisories/259
Scores
CVSS v3
8.1
EPSS
0.0073
EPSS Percentile
72.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-310
CWE-311
Status
published
Products (2)
mystem_project/mystem
npm/mystem
0npm
Published
Jun 04, 2018
Tracked Since
Feb 18, 2026