---
id: CVE-2026-122157
title: Purocean Yank Note Terminal index.ts checkPermission os command injection
summary: >-
  A vulnerability was identified in Purocean Yank Note 3.93.0. Affected by this
  vulnerability is the function checkPermission of the file
  src/main/server/index.ts of the component Terminal Handler. Such manipulation
  leads to os command inj…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-78
  - CWE-77
vendor: Purocean
product: Yank Note
affected:
  - yank_note 3.93.0
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-05T20:36:49.070652Z'
exploitAvailable: true
published: '2026-11-05'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T20:36:59.722Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-122157'
references:
  - url: 'https://vuldb.com/vuln/431157'
    label: >-
      VDB-431157 | Purocean Yank Note Terminal index.ts checkPermission os
      command injection
  - url: 'https://vuldb.com/vuln/431157/cti'
    label: 'VDB-431157 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-122157'
    label: CVE-2026-122157 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/1028030'
    label: >-
      Submit #1028030 | Purocean Yank Note 3.93.0 OS Command Injection / Missing
      Authentication for Critical Funct
  - url: 'https://github.com/purocean/yn/issues/531'
  - url: 'https://github.com/purocean/yn/pull/535'
  - url: >-
      https://github.com/purocean/yn/commit/59f85d48f17a70a402ad59dcecacdbec20f954df
  - url: 'https://github.com/purocean/yn/releases/tag/v3.93.1'
tags:
  - cve.org
  - exploit-available
epss: 0.00952
epssPercentile: 0.6153
ingestedAt: '2026-11-05T22:38:31.839Z'
---

## Overview

A vulnerability was identified in Purocean Yank Note 3.93.0. Affected by this vulnerability is the function checkPermission of the file src/main/server/index.ts of the component Terminal Handler. Such manipulation leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used. Upgrading to version 3.93.1 addresses this issue. The name of the patch is 59f85d48f17a70a402ad59dcecacdbec20f954df. Upgrading the affected component is recommended.

## Affected

- `yank_note 3.93.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.