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Description

A vulnerability has been found in jackwrichards FastlyMCP up to 6f3d0b0e654fc51076badc7fa16c03c461f95620. This impacts an unknown function of the file fastly-mcp.mjs of the component fastly_cli Tool. The manipulation of the argument command leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.

PUBLISHED Reserved 2026-04-27 | Published 2026-04-28 | Updated 2026-04-28 | Assigner VulDB




MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
HIGH: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
HIGH: 7.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
7.5AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

6f3d0b0e654fc51076badc7fa16c03c461f95620
affected

Timeline

2026-04-27:Advisory disclosed
2026-04-27:VulDB entry created
2026-04-27:VulDB entry last update

Credits

CPT_Penner (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/359820 (VDB-359820 | jackwrichards FastlyMCP fastly_cli Tool fastly-mcp.mjs os command injection) vdb-entry technical-description

vuldb.com/vuln/359820/cti (VDB-359820 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/802138 (Submit #802138 | jackwrichards fastly-mcp-server 6f3d0b0e654fc51076badc7fa16c03c461f95620 Command Injection) third-party-advisory

github.com/jackwrichards/FastlyMCP/issues/3 exploit issue-tracking

github.com/jackwrichards/FastlyMCP/ product

cve.org (CVE-2026-7220)

nvd.nist.gov (CVE-2026-7220)

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