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CVE-2026-82472— Documenso before 2.13.0 Unauthenticated File Upload via /api/files/upload-pdf

Quick assessment

Affected
documenso documenso
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.

Documenso 2.13.0 之前的版本在 端点接受 PDF 文件上传时，不要求认证、会话令牌或 API 凭据。未经身份验证的攻击者可以无限期地上传任意 PDF 文件，从而耗尽存储资源，或在数据库中填充未关联的文档记录。

CVSS 7.5 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
documenso documenso < 2.13.0 affected
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I. Basic Information for CVE-2026-82472

Vulnerability Information
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Vulnerability Title
Documenso before 2.13.0 Unauthenticated File Upload via /api/files/upload-pdf
Source: CVE Program / CVE List V5
Vulnerability Description
Documenso before 2.13.0 accepts PDF file uploads on the /api/files/upload-pdf endpoint without requiring authentication, session tokens, or API credentials. Unauthenticated attackers can upload arbitrary PDF files indefinitely to exhaust storage resources or fill the database with unlinked document records.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
documenso documenso 0 ~ 2.13.0 -

II. Public POCs for CVE-2026-82472

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-82472

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Vendor Advisories for CVE-2026-82472 (1)

Vendor Pages for CVE-2026-82472 (1)

Other References for CVE-2026-82472 (1)

IV. Related Vulnerabilities

Same product: documenso
Same vendor: documenso
Same weakness: CWE-306

V. Comments for CVE-2026-82472

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