Dockhand before 1.0.43 SSRF via /api/templates/compose Endpoint

Advisories

Dockhand before 1.0.43 SSRF via /api/templates/compose Endpoint

severity: high
date: 10/13/2026
Affecting: dockhand >= 0, < 1.0.43
CVE: CVE-2026-110255
CWE: CWE-918 Server-Side Request Forgery (SSRF)
CVSS: 8.4
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N
References: GitHub Security Advisory (GHSA-f2mx-74xq-g4p9)
Credit: 1491342590
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.

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