CVE-2026-117477 - Vulnerability Details - OpenCVE

KUSANAGI provided by GMO Prime Strategy Co., Ltd. contains an HTTP header injection vulnerability that may allow arbitrary HTTP headers to be injected into the HTTP response when a user accesses a specially crafted URL.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Gmo Prime Strategy	Kusanagi

No data.

No data.

References

Link	Providers
https://jvn.jp/en/vu/JVNVU92635551/
https://kusanagi.tokyo/en/releases/27995/

History

Tue, 10 Nov 2026 10:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Gmo Prime Strategy Gmo Prime Strategy kusanagi
Vendors & Products		Gmo Prime Strategy Gmo Prime Strategy kusanagi

Tue, 10 Nov 2026 01:15:00 +0000

Type	Values Removed	Values Added
Title		HTTP Header Injection via Crafted URLs

Mon, 09 Nov 2026 23:30:00 +0000

Type	Values Removed	Values Added
Description		KUSANAGI provided by GMO Prime Strategy Co., Ltd. contains an HTTP header injection vulnerability that may allow arbitrary HTTP headers to be injected into the HTTP response when a user accesses a specially crafted URL.
Weaknesses		CWE-113
References		https://jvn.jp/en/vu/JVNVU92635551/ https://kusanagi.tokyo/en/releases/27995/
Metrics		cvssV3_1 `{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}` cvssV4_0 `{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-11-09T23:22:12.476Z

Updated: 2026-11-12T17:07:12.689Z

Reserved: 2026-10-27T06:16:54.712Z

Link: CVE-2026-117477

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2026-11-10T00:17:05.140

Modified: 2026-11-12T19:05:35.013

Link: CVE-2026-117477

Redhat

No data.

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