Vulnerability · Published Oct 13, 2026 · Assigned by VulnCheck

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

High 8.5

In plain English

A high-severity server-side request forgery in dockhand from Finsys. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)8.5High

Exploit odds (30 days)0.3%top 82.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Finsys	dockhand	0 – before 1.0.43

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

References

GitHub Security Advisory (GHSA-f2mx-74xq-g4p9) vendor-advisory
VulnCheck Advisory: Dockhand before 1.0.43 SSRF via /api/templates/compose Endpoint third-party-advisory