Published:2026/10/27  Last Updated:2026/10/27

JVN#51223238
Multiple vulnerabilities in GROWI

Overview

GROWI provided by GROWI, Inc. contains multiple vulnerabilities.

Products Affected

CVE-2026-105272

  • GROWI v3.2.10 to v8.0.6
CVE-2026-109848
  • GROWI v4.5.5 to v8.0.6
CVE-2026-115624
  • GROWI v7.0.0 to v8.0.6

Description

GROWI provided by GROWI, Inc. contains multiple vulnerabilities listed below:

  • Authorization bypass through user-controlled key in the page view and comment feature (CWE-639)
    • 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 Base Score 2.3
    • CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Base Score 4.2
    • CVE-2026-105272
  • Authorization bypass through user-controlled key in the tag update API and the page update API (CWE-639)
    • 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 Base Score 2.3
    • CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N Base Score 4.2
    • CVE-2026-109848
  • Missing authorization in the collaborative editing feature (CWE-862)
    • CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N Base Score 6.9
    • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Base Score 5.3
    • CVE-2026-115624

Impact

  • An attacker who can log in to the product may obtain the contents and comments of a page without the required read permission (CVE-2026-105272).
  • An attacker who can log in to the product may obtain the contents of a page without the required read permission and save them to a page that the attacker can edit (CVE-2026-109848).
  • A user with read-only permission (including a guest user), or a pending, suspended, or invited user, may modify page drafts (CVE-2026-115624).

Solution

Update the Software
Update the software to the latest version. The developer has released the following version to address these vulnerabilities:

  • GROWI v8.0.7

Vendor Status

Vendor Status Last Update Vendor Notes
GROWI, Inc. Vulnerable 2026/10/27 GROWI, Inc. website

References

  1. A logged-in user can read the body or comments of a revision of a page they cannot view by pairing its ID with a viewable page ID
  2. A logged-in user can copy the body of any page revision into a page they can access via /_api/tags.update
  3. Unauthenticated guests can modify page drafts via the collaborative editing connection

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Credit

GROWI, Inc. reported these vulnerabilities to JPCERT/CC to notify users of the solutions through JVN. JPCERT/CC and GROWI, Inc. coordinated under the Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2026-105272
CVE-2026-109848
CVE-2026-115624
JVN iPedia