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CVE-2026-84205— GROWI through 8.0.2 Authorization Bypass Through User-Controlled Key on apiv3 Revision 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。该端点在验证访问权限时，仅针对查询参数（query parameter）进行检查，但在返回由路径参数（path parameter）指定的修订版本内容时，并未确认这两个参数是否指向同一页面。因此，已认证的攻击者可以将其有权访问的页面标识符与任意的修订版本标识符进行组合，从而读取其本无权限查看的页面的修订版本内容。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1079

Affected Version Matrix 1

VendorProduct Version RangeStatus
growilabs growi ≤ 8.0.2 affected
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I. Basic Information for CVE-2026-84205

Vulnerability Information
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Vulnerability Title
GROWI through 8.0.2 Authorization Bypass Through User-Controlled Key on apiv3 Revision Retrieval
Source: CVE Program / CVE List V5
Vulnerability Description
GROWI contains an access control vulnerability in the GET /_api/v3/revisions/:id endpoint that validates access against a query parameter but returns the revision identified by the path parameter without confirming they reference the same page. Authenticated attackers can pair a page identifier they can access with an arbitrary revision identifier to read revision content from pages they lack permission to view.
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
通过用户控制密钥绕过授权机制
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-2026-84205

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III. Intelligence Information for CVE-2026-84205

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Patches & Fixes for CVE-2026-84205 (3)

Vendor Advisories for CVE-2026-84205 (1)

Vendor Pages for CVE-2026-84205 (1)

IV. Related Vulnerabilities

Same product: growi
Same vendor: growilabs
Same weakness: CWE-639

V. Comments for CVE-2026-84205

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