CherryHQ cherry-studio up to 1.9.6 MCP OAuth Local Callback Server callback.ts code improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k1.09

Summaryinfo

A vulnerability was found in CherryHQ cherry-studio up to 1.9.6 and classified as critical. This issue affects some unknown processing of the file src/main/services/mcp/oauth/callback.ts of the component MCP OAuth Local Callback Server. The manipulation of the argument code results in improper authorization. This vulnerability is reported as CVE-2026-13524. The attack can be launched remotely. Moreover, an exploit is present. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability was found in CherryHQ cherry-studio up to 1.9.6. It has been classified as critical. Affected is an 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 with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-13524. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1548.002.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The pull request to fix this issue awaits acceptance.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/28/2026 Advisory disclosed
06/28/2026 +0 days VulDB entry created
06/28/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 15372
Status: Not defined
Confirmation: 🔒

CVE: CVE-2026-13524 (🔒)
GCVE (CVE): GCVE-0-2026-13524
GCVE (VulDB): GCVE-100-374532
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/28/2026 09:55
Changes: 06/28/2026 09:55 (59)
Complete: 🔍
Submitter: dem0000
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #840175: CherryHQ cherry-studio 1.9.6 Authorization Bypass / Login CSRF (by dem0000)

Once again VulDB remains the best source for vulnerability data.

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