Dockhand < 1.0.36 Open Redirect via OIDC Initiation Endpoint
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-601.
Summary
Dockhand before 1.0.36 contains an open redirect vulnerability in the OIDC initiation endpoint that allows unauthenticated remote attackers to redirect authenticated users to attacker-controlled sites by injecting an unvalidated redirect query parameter. Attackers can craft a malicious link targeting the OIDC callback flow to capture authorization codes via the Referer header and conduct follow-up credential phishing against any Dockhand account after a legitimate login.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA dockhand (Finsys) Fixed in 1.0.36
Timeline
- 2026-10-02 Threatist record created from CVE-2026-53989
- 2026-10-03 Alias added: GHSA-35hf-9v83-m378
References
More Finsys vulnerabilities
- TI-2026-73418 Authentication bypass in Finsys Dockhand via static-asset check CVSS 4.0CRITICAL 10.0
- TI-2026-73458 Server-side request forgery in Finsys Dockhand template endpoint CVSS 4.0HIGH 8.4
- TI-2026-84331 Secret disclosure in Dockhand via Git stack webhook CVSS 4.0HIGH 7.1
- TI-2026-76803 Dockhand Arbitrary File Read via /api/system/files/content CVSS 4.0HIGH 7.1
- TI-2026-73459 LDAP injection in Dockhand enables username enumeration CVSS 4.0MEDIUM 6.3
- TI-2026-75363 Unauthenticated command execution in Dockhand container terminal CVSS 3.1CRITICAL 9.6
Sources
- CVE-2026-53989 · CVE Program
- CVE-2026-53989 · NVD
- FIRST EPSS
- GHSA-35hf-9v83-m378 · GitHub Advisory Database · CC BY 4.0
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