CVE-2025-51487

Exp

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.

Published: 2025-08-19 Last update: 2025-08-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-51487 is rated Exploit Available (50/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2025-51487

EDB-ID Source Kind Published Link
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2025-51487

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-15 0.04% 0.05% +0.01%
2 2026-01-15 0.05% 0.04% -0.01%
3 2025-10-26 0.05%

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-51487

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.5 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
0.9 3.6 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2025-51487

GitHub Security Advisory for CVE-2025-51487

GHSA-p632-58pp-c9xg · Severity: medium · Ecosystem: composer — moonshine Stored Cross-Site Scripting Vulnerability in Create Article

Affected software / configurations for CVE-2025-51487

Vendor Product Version Raw CPE
moonshine moonshine < 3.12.5 cpe:2.3:a:moonshine:moonshine:*:*:*:*:*:*:*:*

References for CVE-2025-51487

cvelogic Threat Intelligence