CVE-2016-10698
mystem-fix is a node.js wrapper for MyStem morphology text analyzer by Yandex.ru mystem-fix downloads binary resources over HTTP, which leaves it vulnerable to MITM attacks.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
mystem-fix is a node.js wrapper for MyStem morphology text analyzer by Yandex.ru mystem-fix 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 resources with an attacker controlled copy if the attacker is on the network or positioned in between the user and the remote server.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.73% probability · 77th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-311, CWE-310
- Affected
- mystem-fix project/mystem-fix
- Source
- support@hackerone.com
EPSS 1.7% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://nodesecurity.io/advisories/301Third Party Advisory
- https://nodesecurity.io/advisories/301Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.