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CVE-2026-82679— diem-project diem Widget Editor dmWidgetContentBaseMediaForm.php unrestricted upload

Quick assessment

Affected
diem-project diem
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.

在 diem-project diem 5.1.3 及更早版本中发现了一个安全漏洞。受影响的元素是“Widget Editor”组件中文件 中一个未知函数。通过执行特定操作可触发不受限制的文件上传。该攻击可远程发起。利用方式已公开，可能被用于攻击。项目方此前已通过问题报告获知此问题，但尚未回应。

CVSS 6.3 · Medium
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I. Basic Information for CVE-2026-82679

Vulnerability Information
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Vulnerability Title
diem-project diem Widget Editor dmWidgetContentBaseMediaForm.php unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in diem-project diem up to 5.1.3. The impacted element is an unknown function of the file dmFrontPlugin/lib/dmWidget/media/dmWidgetContentBaseMediaForm.php of the component Widget Editor. Performing a manipulation results in unrestricted upload. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
diem-project diem 5.1.0 cpe:2.3:a:diem-project:diem:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-82679

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III. Intelligence Information for CVE-2026-82679

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Security Blog Posts for CVE-2026-82679 (1)

Other References for CVE-2026-82679 (4)

IV. Related Vulnerabilities

Same product: diem
Same vendor: diem-project
Same weakness: CWE-434

V. Comments for CVE-2026-82679

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