CVE-2026-84204

GROWI through 8.0.2 Missing Authorization on apiv3 Attachment Retrieval

Published Sep 1, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
GROWI contains an access control vulnerability in the GET /_api/v3/attachment/:id endpoint that fails to validate page access permissions. Authenticated attackers can retrieve attachment metadata from pages they cannot view by supplying known attachment identifiers.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Growi
Growi growi
Vendors & Products Growi
Growi growi
Type Values Removed Values Added
Description GROWI contains an access control vulnerability in the GET /_api/v3/attachment/:id endpoint that fails to validate page access permissions. Authenticated attackers can retrieve attachment metadata from pages they cannot view by supplying known attachment identifiers.
Title GROWI through 8.0.2 Missing Authorization on apiv3 Attachment Retrieval
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 1, 2026, 3:51 PM
Reserved
Sep 1, 2026, 11:03 AM
Status
Deferred
Published
Sep 1, 2026, 4:17 PM
Modified
Sep 8, 2026, 8:18 PM