CVE-2026-122157— Purocean Yank Note Terminal index.ts checkPermission os command injection

Quick assessment

Affected

Purocean Yank Note

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Purocean Yank Note 3.93.0 中发现了一个漏洞。该漏洞影响组件 Terminal Handler 中文件 src/main/server/index.ts 的 checkPermission 函数。利用该漏洞可导致操作系统命令注入攻击。攻击者可远程执行此攻击。该漏洞的利用代码已公开，可能被恶意使用。升级到版本 3.93.1 可解决此问题。补丁名称为 59f85d48f17a70a402ad59dcecacdbec20f954df。建议尽快升级受影响的组件。

CVSS 6.3 · Medium Updated Nov 05, 2026

Possible ATT&CK Techniques 3 AI

T1059 · Command and Scripting Interpreter T1059.006 · Python T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

Purocean Yank Note Terminal index.ts checkPermission os command injection

Source: CVE Program / CVE List V5

Vulnerability Description

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.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

OS命令中使用的特殊元素转义处理不恰当(OS命令注入)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Purocean	Yank Note	3.93.0	`cpe:2.3:a:purocean:yank_note::::::::`

II. Public POCs for CVE-2026-122157

#	POC Description	Source Link	Shenlong Link

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III. Intelligence Information for CVE-2026-122157

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Vendor Pages for CVE-2026-122157 (1)

🔗 Release v3.93.1 · purocean/yn · GitHub patch

Other References for CVE-2026-122157 (7)

https://github.com/purocean/yn/commit/59f85d48f17a70a402ad59dcecacdbec20f954df patch
https://github.com/purocean/yn/pull/535 issue-tracking patch
https://github.com/purocean/yn/issues/531 exploit issue-tracking
https://vuldb.com/cve/CVE-2026-122157 third-party-advisory
https://vuldb.com/vuln/431157/cti signature permissions-required
https://vuldb.com/vuln/431157 vdb-entry technical-description
https://vuldb.com/submit/1028030 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-122157

IV. Related Vulnerabilities

Same product: Yank Note

Same vendor: Purocean

Same weakness: CWE-78