GenOffice through 0.11.505 contains an incorrect permissions vulnerability in its HTTP MCP server file store that allows local unprivileged users to read uploaded and generated documents. Attackers can list the world-readable genoffice-mcp-http directory under the system temporary directory to read client uploads and converted outputs, bypassing the HTTP bearer token.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

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 Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
genspark-ai GenOffice unaffected
Version Status Constraints
0 affected ≤ 0.11.505

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Project Subscriptions

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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/genspark-ai/genoffice/blob/v0.11.505/packages/cli/src/mcp/files.ts#L70-L90 cve-icon cve-icon
https://github.com/genspark-ai/genoffice/releases/tag/v0.11.505 cve-icon cve-icon
https://hackmd.io/@haind/genoffice-http-mcp-temp-file-disclosure cve-icon cve-icon
https://www.vulncheck.com/advisories/genoffice-through-0.11.505-insecure-permissions-in-http-mcp-server-file-store cve-icon cve-icon
History

Sat, 10 Oct 2026 16:00:00 +0000

Type Values Removed Values Added
Description GenOffice through 0.11.505 contains an incorrect permissions vulnerability in its HTTP MCP server file store that allows local unprivileged users to read uploaded and generated documents. Attackers can list the world-readable genoffice-mcp-http directory under the system temporary directory to read client uploads and converted outputs, bypassing the HTTP bearer token.
Title GenOffice through 0.11.505 Insecure Permissions in HTTP MCP Server File Store
Weaknesses CWE-732
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-10T15:57:50.632Z

Reserved: 2026-10-10T15:51:35.568Z

Link: CVE-2026-108582

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-10T16:16:31.520

Modified: 2026-10-10T16:16:31.520

Link: CVE-2026-108582

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-10T17:30:05Z

Weaknesses