CVE-2025-53096: Sunshine clickjacking in the UI leads to unauthorized actions being performed

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-07-01 · updated 2026-06-17
Weakness: CWE-1021

Description

Sunshine is a self-hosted game stream host for Moonlight. Prior to version 2025.628.4510, the web UI of Sunshine lacks protection against Clickjacking attacks. This vulnerability allows an attacker to embed the Sunshine interface within a malicious website using an invisible or disguised iframe. If a user is tricked into interacting (one or multiple clicks) with the malicious page while authenticated, they may unknowingly perform actions within the Sunshine application without their consent. This issue has been patched in version 2025.628.4510.

Affected products

LizardByte Sunshine: before 2025.628.4510 — fixed in 2025.628.4510

How to fix

Upgrade to a fixed version: LizardByte Sunshine 2025.628.4510. Check the vendor advisory for mitigations.

References

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