Authorization Bypass in GROWI Bookmark Folder API by GROWI Co.
CVE-2026-53620

5.3MEDIUM

Key Information:

Vendor

Growi, Inc.

Status
Growi
Vendor
CVE Published:
31 August 2026

What is CVE-2026-53620?

GROWI features a vulnerability that allows authenticated attackers to bypass authorization controls through manipulation of user-controlled keys in the bookmark folder APIs. This weakness enables unauthorized access to retrieve, alter, or delete bookmarks belonging to other users, compromising data integrity and security.

Affected Version(s)

GROWI 0

References

https://growi.co.jp/news/46/
https://jvn.jp/en/jp/JVN42348352/

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

CVSS V3.0

Score:
6.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.