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CVE-2026-13524— CherryHQ cherry-studio MCP OAuth Local Callback Server callback.ts improper authorization

Quick assessment

Affected
CherryHQ cherry-studio
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.

CherryHQ Cherry Studio是CherryHQ公司的一款人工智能对话助手软件。 CherryHQ Cherry Studio存在安全漏洞，该漏洞源于对文件src/main/services/mcp/oauth/callback.ts中参数code的操作导致授权不当，攻击者可能远程发起攻击。

CVSS 5.6 · Medium EPSS 0.42% · P34

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 7

VendorProduct Version RangeStatus
CherryHQ cherry-studio 1.9.0 affected
1.9.1 affected
1.9.2 affected
1.9.3 affected
1.9.4 affected
1.9.5 affected
1.9.6 affected
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I. Basic Information for CVE-2026-13524

Vulnerability Information
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Vulnerability Title
CherryHQ cherry-studio MCP OAuth Local Callback Server callback.ts improper authorization
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in CherryHQ cherry-studio up to 1.9.6. This vulnerability affects unknown code of the file src/main/services/mcp/oauth/callback.ts of the component MCP OAuth Local Callback Server. The manipulation of the argument code leads to improper authorization. The attack can be initiated remotely. The attack is considered to have high complexity. It is stated that the exploitability is difficult. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
CherryHQ Cherry Studio 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CherryHQ Cherry Studio是CherryHQ公司的一款人工智能对话助手软件。 CherryHQ Cherry Studio存在安全漏洞，该漏洞源于对文件src/main/services/mcp/oauth/callback.ts中参数code的操作导致授权不当，攻击者可能远程发起攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
CherryHQ cherry-studio 1.9.0 cpe:2.3:a:cherryhq:cherry-studio:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-13524

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III. Intelligence Information for CVE-2026-13524

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Patches & Fixes for CVE-2026-13524 (2)

IV. Related Vulnerabilities

Same product: cherry-studio
Same vendor: CherryHQ
Same weakness: CWE-285

V. Comments for CVE-2026-13524

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