GROWI contains an authorization bypass vulnerability in its tag update API and the page update API due to improper use of a user-controlled key. By exploiting this vulnerability, an attacker who can log in to the product may obtain the contents of pages without the required read permission and save them to pages that the attacker can edit.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

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 High

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00222.

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
v4.5.5 affected ≤ v8.0.6

No data.

No data.

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Vendors Products
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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/growilabs/growi/security/advisories/GHSA-pqx5-gx68-83h4 cve-icon cve-icon
https://growi.co.jp/news/48/ cve-icon cve-icon
https://jvn.jp/en/jp/JVN51223238/ cve-icon cve-icon
History

Wed, 28 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Growi
Growi growi
Vendors & Products Growi
Growi growi

Wed, 28 Oct 2026 03:45:00 +0000

Type Values Removed Values Added
Title Authorization Bypass in GROWI Tag and Page Update APIs Enabling Unauthorized Access and Modification

Wed, 28 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Description GROWI contains an authorization bypass vulnerability in its tag update API and the page update API due to improper use of a user-controlled key. By exploiting this vulnerability, an attacker who can log in to the product may obtain the contents of pages without the required read permission and save them to pages that the attacker can edit.
Weaknesses CWE-639
References
Metrics cvssV3_0

{'score': 4.2, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-10-28T02:21:37.093Z

Reserved: 2026-10-23T01:39:32.455Z

Link: CVE-2026-109848

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-28T03:17:09.333

Modified: 2026-10-28T03:17:09.440

Link: CVE-2026-109848

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-28T04:45:14Z

Weaknesses