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CVE-2026-84802— Craft CMS 5.7.0 before 5.10.12 Information Disclosure via AssetsController

Quick assessment

Affected
craftcms cms
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.

Craft CMS 5.7.0 至 5.10.12 之前的版本存在一个信息泄露漏洞，该漏洞位于 中，由于未对存储卷（volume）权限进行校验。已登录的控制面板用户可以向 端点发送 POST 请求，并通过传入任意的 ，获取其本无法访问的存储卷的资产数量和总存储大小。

CVSS 4.3 · Medium
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I. Basic Information for CVE-2026-84802

Vulnerability Information
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Vulnerability Title
Craft CMS 5.7.0 before 5.10.12 Information Disclosure via AssetsController
Source: CVE Program / CVE List V5
Vulnerability Description
Craft CMS versions from 5.7.0 before 5.10.12 contain an information disclosure vulnerability in AssetsController::actionMoveInfo that fails to enforce volume permissions. Authenticated control panel users can submit POST requests to the assets/move-info endpoint with arbitrary folderIds to retrieve asset count and total storage size for volumes they cannot access.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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
craftcms cms 5.7.0 ~ 5.10.12 -

II. Public POCs for CVE-2026-84802

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III. Intelligence Information for CVE-2026-84802

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Other References for CVE-2026-84802 (2)

Same Patch Batch · craftcms · 2026-09-02 · 11 CVEs total

CVE-2026-84795 9.8 CRITICAL Craft CMS before 5.10.11 Authentication Bypass via Admin Flag Inheritance
CVE-2026-84801 8.8 HIGH Craft CMS 5.0.0-RC1 before 5.10.11 Authentication Bypass via administrateUsers
CVE-2026-84796 8.8 HIGH Craft CMS 5.0.0-RC1 before 5.10.11 GraphQL Entry Mutation Site Scope Bypass
CVE-2026-84794 7.1 HIGH Craft CMS 5.0.0 through 5.10.10 Authorization Bypass via assets/move-asset
CVE-2026-84800 7.1 HIGH Craft CMS 5.0.0-RC1 before 5.10.11 File Overwrite via assets/replace-file
CVE-2026-84798 7.1 HIGH Craft CMS before 5.10.11 Authorization Bypass via actionDeleteForSite
CVE-2026-84797 6.3 MEDIUM Craft CMS 5.0.0-RC1 before 5.10.11 Authorization Bypass via actionDuplicate
CVE-2026-84793 4.8 MEDIUM Craft CMS 5.0.0-RC1 before 5.10.11 Stored XSS via site name
CVE-2026-84792 4.3 MEDIUM Craft CMS before 5.10.11 Broken Access Control via element-indexes
CVE-2026-84799 4.3 MEDIUM Craft CMS before 5.11.0 PII Disclosure via GraphQL User Relations

IV. Related Vulnerabilities

Same product: cms
Same vendor: craftcms
Same weakness: CWE-862

V. Comments for CVE-2026-84802

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