What’s Vulnerable › Vulnerabilities

CVE-2025-51488

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-19 · updated 2026-06-17
• Weakness: CWE-79

Description

A Stored Cross-Site Scripting (XSS) vulnerability exists in MoonShine version < 3.12.4, allowing remote attackers to store and execute arbitrary JavaScript by including a malicious HTML payload in the Name parameter when creating a new Admin.

Affected products

• Moonshine: before 3.12.5 — fixed in 3.12.5

How to fix

Upgrade to a fixed version: Moonshine 3.12.5. Check the vendor advisory for mitigations.

References

• https://github.com/GiacoLenzo2109/MoonShine_Software_PoCs
• https://github.com/moonshine-software/moonshine

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