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CVE-2026-91081— Docs through 5.6.1 SSRF via Unauthenticated cors-proxy Endpoint

Quick assessment

Affected
suitenumerique docs
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.

Docusaurus 5.6.1 及更早版本中存在服务端请求伪造（SSRF）漏洞，位于 端点。该漏洞允许匿名攻击者通过提供公开的文档 UUID 发起出站请求。攻击者可利用 DNS 检查与使用之间的竞态条件（TOCTOU）以及共享地址空间绕过机制，访问内网资源并窃取图像内容。

CVSS 5.8 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
suitenumerique docs ≤ 5.6.1 affected
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I. Basic Information for CVE-2026-91081

Vulnerability Information
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Vulnerability Title
Docs through 5.6.1 SSRF via Unauthenticated cors-proxy Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Docs through 5.6.1 contains a server-side request forgery vulnerability in the cors-proxy endpoint that allows anonymous attackers to make outbound requests by providing a public document UUID. Attackers can exploit DNS time-of-check-time-of-use race conditions and shared address space bypasses to access internal network resources and exfiltrate image content.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
suitenumerique docs 0 ~ 5.6.1 -

II. Public POCs for CVE-2026-91081

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III. Intelligence Information for CVE-2026-91081

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Vendor Advisories for CVE-2026-91081 (1)

Proof of Concept for CVE-2026-91081 (1)

Other References for CVE-2026-91081 (1)

IV. Related Vulnerabilities

Same product: docs
Same vendor: suitenumerique
Same weakness: CWE-918

V. Comments for CVE-2026-91081

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