CVE-2021-47840
Moeditor 0.2.0 - Persistent Cross-Site Scripting
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jan 16, 2026
- Updated
- Jan 16, 2026
- Reserved
- Jan 14, 2026
Description
Moeditor 0.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload specially crafted markdown files with embedded JavaScript that execute when opened, potentially enabling remote code execution on the victim's system.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 7.2 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
MoeditorMoeditor |
|
References
- ExploitDB-49830exploit
- Moeditor Official Homepageproduct
- Proof of Concept Videoproduct
- VulnCheck Advisory: Moeditor 0.2.0 - Persistent Cross-Site Scriptingthird-party-advisory
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