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CVE-2025-51487

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Date: August 18, 2025

A Stored Cross-Site Scripting (XSS) vulnerability exists in MoonShine version < 3.12.5, allowing to execute arbitrary JavaScript by using "javascript:" payload, instead of the expected HTTPS protocol, in the CutCode Link parameter when creating/updating a new Article.

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2025-51487
https://github.com/GiacoLenzo2109/MoonShine_Software_PoCs
https://github.com/moonshine-software/moonshine
https://github.com/moonshine-software/moonshine/commit/f108f4ea5c0d66e8172c2dc397c1d9a6f466d9c6
https://www.mend.io/vulnerability-database/CVE-2025-51487

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

Top Fix

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Upgrade Version

Upgrade to version moonshine/moonshine - 3.12.4

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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