An improper access control vulnerability exists in GROWI, which allow an unauthenticated attacker to read files contained in non-public pages of the affected product when the file upload setting is configured as "Local".

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

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

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

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
GROWI, Inc. GROWI unaffected
Version Status Constraints
0 affected < v7.5.5

No data.

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://growi.co.jp/news/47 cve-icon cve-icon
https://jvn.jp/en/jp/JVN24352487/ cve-icon cve-icon
History

Mon, 05 Oct 2026 08:45:00 +0000

Type Values Removed Values Added
Title Unauthenticated File Access via Improper Access Control in GROWI

Mon, 05 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
Description An improper access control vulnerability exists in GROWI, which allow an unauthenticated attacker to read files contained in non-public pages of the affected product when the file upload setting is configured as "Local".
Weaknesses CWE-552
References
Metrics cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-10-05T06:36:00.182Z

Reserved: 2026-09-28T03:09:46.984Z

Link: CVE-2026-100727

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-05T07:16:29.787

Modified: 2026-10-05T07:16:29.787

Link: CVE-2026-100727

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-05T08:30:04Z

Weaknesses