[Japanese]

JVNDB-2026-000055

GROWI vulnerable to stored cross-site scripting

Overview

GROWI provided by GROWI, Inc. contains the following vulnerability.
  • Stored cross-site scripting (CWE-79) - CVE-2026-26291
Norihide Saito reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 5.4 (Medium) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: Required
  • Scope: Changed
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: None
CVSS v4 Severity
Base Metrics: 4.8 (Medium) [IPA Score]
  • Access Vector (AV): Network
  • Attack Complexity (AC): Low
  • Attack Requirements (AT): None
  • Privileges Required (PR): Low
  • User Interaction (UI): Active
    • Vulnerable System Impact
  • Confidentiality Impact (VC): None
  • Integrity Impact (VI): None
  • Availability Impact (VA): None
    • Subsequent System Impact
  • Confidentiality Impact (SC): Low
  • Integrity Impact (SI): Low
  • Availability Impact (SA): None
Affected Products


GROWI, Inc.
  • GROWI v7.4.6 and earlier

Impact

An arbitrary script may be executed on the web browser of the user who accessed the website using the product.
Solution

[Update the Software]
Update the software to the latest version according to the information provided by the developer.
The developer has released the following version to address this vulnerability.
  • GROWI v7.4.7
For more details, refer to the information provided by the developer.
Vendor Information

GROWI, Inc.
CWE (What is CWE?)

  1. Cross-site Scripting(CWE-79) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2026-26291
References

  1. JVN : JVN#62079296
Revision History

  • [2026/04/15]
      Web page was published

Date Public2026/04/15
Date First Published2026/04/15
Date Last Updated2026/04/15