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CVE-2026-108729— Corteza through 2024.9.10 Unauthenticated Attachment Access via Compose Attachment Endpoints

Quick assessment

Affected
cortezaproject corteza
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.

Corteza 直到 2024.9.10 版本中，在“compose”附件端点存在一个不正确的授权漏洞，该漏洞允许未认证的攻击者通过将 URL 的 段设置为 、 或 ，从而下载私有的附件。已知私有记录或模块附件 ID 的攻击者，可以在不提供令牌或签名的情况下，请求原始版本或预览路由，从而跨越命名空间和记录权限边界来获取文件。

CVSS 5.9 · Medium EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
cortezaproject corteza ≤ 2024.9.10 affected
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I. Basic Information for CVE-2026-108729

Vulnerability Information
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Vulnerability Title
Corteza through 2024.9.10 Unauthenticated Attachment Access via Compose Attachment Endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Corteza through 2024.9.10 contains an incorrect authorization vulnerability in compose attachment endpoints that allows unauthenticated attackers to download private attachments by setting the URL kind segment to page, icon, or namespace. Attackers who know a private record or module attachment id can request the original or preview route without a token or signature to retrieve files across namespace and record permission boundaries.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
cortezaproject corteza 0 ~ 2024.9.10 -

II. Public POCs for CVE-2026-108729

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-108729

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Patches & Fixes for CVE-2026-108729 (2)

Vendor Advisories for CVE-2026-108729 (1)

Security Blog Posts for CVE-2026-108729 (1)

Other References for CVE-2026-108729 (1)

IV. Related Vulnerabilities

Same product: corteza
Same vendor: cortezaproject
Same weakness: CWE-863

V. Comments for CVE-2026-108729

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