A security flaw has been discovered in samanhappy MCPHub up to 1.0.45/1.1.7. Impacted is an unknown function of the file src/utils/passthroughHeaders.ts. The manipulation of the argument passthroughHeaders results in information disclosure. The attack may be launched remotely. Upgrading to version 1.1.8 is recommended to address this issue. The patch is identified as 040f7b9ae004070bdfe5084cde6bc2c609f78e76. It is advisable to upgrade the affected component.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Samanhappy Subscribe
Mcphub Subscribe

No data.

No data.

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Vendors Products
Samanhappy Subscribe
Mcphub Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/0xGenesi/CVE/blob/main/MCPHub_OpenAPI_passthroughHeaders_Credential_Exfiltration.md cve-icon cve-icon
https://github.com/samanhappy/mcphub/ cve-icon cve-icon
https://github.com/samanhappy/mcphub/commit/040f7b9ae004070bdfe5084cde6bc2c609f78e76 cve-icon cve-icon
https://github.com/samanhappy/mcphub/releases/tag/v1.1.8 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-120323 cve-icon cve-icon
https://vuldb.com/submit/1015029 cve-icon cve-icon
https://vuldb.com/vuln/429655 cve-icon cve-icon
https://vuldb.com/vuln/429655/cti cve-icon cve-icon
History

Mon, 02 Nov 2026 02:15:00 +0000

Type Values Removed Values Added
Description A security flaw has been discovered in samanhappy MCPHub up to 1.0.45/1.1.7. Impacted is an unknown function of the file src/utils/passthroughHeaders.ts. The manipulation of the argument passthroughHeaders results in information disclosure. The attack may be launched remotely. Upgrading to version 1.1.8 is recommended to address this issue. The patch is identified as 040f7b9ae004070bdfe5084cde6bc2c609f78e76. It is advisable to upgrade the affected component.
Title samanhappy MCPHub passthroughHeaders.ts information disclosure
First Time appeared Samanhappy
Samanhappy mcphub
Weaknesses CWE-200
CWE-284
CPEs cpe:2.3:a:samanhappy:mcphub:*:*:*:*:*:*:*:*
Vendors & Products Samanhappy
Samanhappy mcphub
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:N/A:N/E:ND/RL:OF/RC:C'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-02T02:00:22.478Z

Reserved: 2026-11-01T13:19:46.194Z

Link: CVE-2026-120323

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-02T02:18:47.757

Modified: 2026-11-02T02:18:47.933

Link: CVE-2026-120323

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T11:00:11Z

Weaknesses