CVE-2026-10278

MEDIUM 6.3

ishayoyo excel-mcp read_file/write_file index.ts path traversal

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was determined in ishayoyo excel-mcp up to 1.0.2. Impacted is an unknown function of the file src/index.ts of the component read_file/write_file. Executing a manipulation of the argument filePath/outputPath can lead to path traversal. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-22
Vendor	ishayoyo
Product	excel-mcp
Published	Jun 1, 2026
Last Updated	Jun 2, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

ishayoyo / excel-mcp

1.0.0 1.0.1 1.0.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/367571 vuldb.com: https://vuldb.com/vuln/367571/cti vuldb.com: https://vuldb.com/cve/CVE-2026-10278 vuldb.com: https://vuldb.com/submit/825418 github.com: https://github.com/ishayoyo/excel-mcp/issues/6 github.com: https://github.com/ishayoyo/excel-mcp/

Credits

🔍 ccccccctfi (VulDB User) VulDB CNA Team