What is CVE-2026-115624?

CVE-2026-115624 is a medium-severity vulnerability in Growi, Inc. Growi, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-28.

How severe is CVE-2026-115624?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Growi, Inc. Growi

CVE-2026-115624

GROWI contains a missing authorization check vulnerability in its collaborative editing feature. By exploiting this vulnerability, a user with read-only permission, including a guest user, or a user in pending, suspended, or invited status may modify page drafts.

Vulnerability class: Broken Access Control

Published 2026-10-28 · last modified 2026-10-28.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.4th percentile), scored 2026-10-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 12.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Growi, Inc. Growi

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2026-115624?: CVE-2026-115624 is a medium-severity vulnerability in Growi, Inc. Growi, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-28.
How severe is CVE-2026-115624?: Medium severity. CVSS v3 base score is 5.3 out of 10.