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CVE-2026-53989— Dockhand < 1.0.36 Open Redirect via OIDC Initiation 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.

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. Attac

CVSS 4.7 · Medium
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I. Basic Information for CVE-2026-53989

Vulnerability Information

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Vulnerability Title
Dockhand < 1.0.36 Open Redirect via OIDC Initiation Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Finsys dockhand 0 ~ 1.0.36 -

II. Public POCs for CVE-2026-53989

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III. Intelligence Information for CVE-2026-53989

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Other References for CVE-2026-53989 (2)

IV. Related Vulnerabilities

Same product: dockhand
Same vendor: Finsys
Same weakness: CWE-601

V. Comments for CVE-2026-53989

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