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CVE-2025-51487

18
FAUCET Score

CVE-2025-51487 is a Stored Cross-Site Scripting (XSS) vulnerability affecting MoonShine versions prior to 3.12.5. An authenticated attacker can inject arbitrary JavaScript by manipulating the "CutCode Link" parameter during article creation or update, using a "javascript:" payload instead of the expected HTTPS protocol. This vulnerability has a CVSS score of 4.5 (Medium), indicating that while it requires high privileges and user interaction, it could lead to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.12.5CPE matchmatch criteria
cpe:2.3:a:moonshine:moonshine:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
0.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 52nd percentile among its peer group of 4,931 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

composerpatch availablevia ghsa
Product: moonshine/moonshineFixed in: 3.12.4

Vendor Advisories (1)

composerGHSA-p632-58pp-c9xgmedium

moonshine Stored Cross-Site Scripting Vulnerability in Create Article

Aug 19, 2025

References

github.com / GiacoLenzo2109/MoonShine_Software_PoCs
ExploitThird Party Advisory
github.com / moonshine-software/moonshine
Product