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CVE-2026-84204— GROWI through 8.0.2 Missing Authorization on apiv3 Attachment Retrieval

Quick assessment

Affected
growilabs growi
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GROWI 在 端点中存在一个访问控制漏洞，该端点未能正确验证页面的访问权限。经过身份验证的攻击者可以通过提供已知的附件标识符，从他们无权查看的页面中获取附件元数据。

CVSS 6.5 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
growilabs growi ≤ 8.0.2 affected
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I. Basic Information for CVE-2026-84204

Vulnerability Information
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Vulnerability Title
GROWI through 8.0.2 Missing Authorization on apiv3 Attachment Retrieval
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
growilabs growi 0 ~ 8.0.2 -

II. Public POCs for CVE-2026-84204

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III. Intelligence Information for CVE-2026-84204

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Patches & Fixes for CVE-2026-84204 (2)

Vendor Advisories for CVE-2026-84204 (1)

Vendor Pages for CVE-2026-84204 (2)

IV. Related Vulnerabilities

Same product: growi
Same vendor: growilabs
Same weakness: CWE-862

V. Comments for CVE-2026-84204

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