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CVE-2026-110255— Dockhand before 1.0.43 SSRF via /api/templates/compose Endpoint

Quick assessment

Affected
Finsys dockhand
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.

Finsys Dockhand 1.0.43 版本之前的版本存在一个响应泄露型的服务器端请求伪造（SSRF）漏洞，允许经过身份验证的用户通过提供仓库 URL 和 stackfile 值，使服务器获取任意 URL 的内容。攻击者可以发送指向内部服务或云元数据端点的 stack 模板，并从 compose 响应字段中读取获取到的内容，从而暴露凭证和令牌。

CVSS 8.5 · High EPSS 0.26% · P16

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
Finsys dockhand < 1.0.43 affected
1.0.43 unaffected
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I. Basic Information for CVE-2026-110255

Vulnerability Information
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Vulnerability Title
Dockhand before 1.0.43 SSRF via /api/templates/compose Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Finsys Dockhand before 1.0.43 contains a response-disclosing server-side request forgery vulnerability that allows authenticated users to make the server fetch arbitrary URLs by supplying repository URL and stackfile values. Attackers can send stack templates pointing to internal services or cloud metadata endpoints and read the fetched content from the compose response field, exposing credentials and tokens.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/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
Finsys dockhand 0 ~ 1.0.43 -

II. Public POCs for CVE-2026-110255

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-110255

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Other References for CVE-2026-110255 (2)

Same Patch Batch · Finsys · 2026-10-13 · 5 CVEs total

CVE-2026-110130 10.0 CRITICAL Dockhand before 1.0.45 Authentication Bypass via Static-Asset Check
CVE-2026-110112 8.1 HIGH Dockhand before 1.0.50 OIDC Privilege Escalation via Missing Token Claim Validation
CVE-2026-110254 4.3 MEDIUM Dockhand before 1.0.45 SSRF via IPv6 Transition Address Bypass in ipCategory
CVE-2026-110256 3.7 LOW Dockhand before 1.0.19 Username Enumeration via LDAP Injection in tryLdapAuth

IV. Related Vulnerabilities

Same product: dockhand
Same vendor: Finsys
Same weakness: CWE-918

V. Comments for CVE-2026-110255

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