CVE-2021-47835
Freeter 1.2.1 - Persistent Cross-Site Scripting
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jan 16, 2026
- Updated
- Jan 16, 2026
- Reserved
- Jan 14, 2026
Description
Freeter 1.2.1 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads in custom widget titles and files. Attackers can craft malicious files with embedded scripts that execute when victims interact with the application, potentially enabling remote code execution.
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 |
|---|---|
FreeterFreeter |
|
References
- ExploitDB-49833exploit
- Official Freeter Product Homepageproduct
- Proof of Concept Videoexploit
- VulnCheck Advisory: Freeter 1.2.1 - Persistent Cross-Site Scriptingthird-party-advisory
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