CVE-2021-47843
Tagstoo 2.0.1 - Stored XSS to RCE
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jan 15, 2026
- Updated
- Mar 5, 2026
- Reserved
- Jan 14, 2026
Description
Tagstoo 2.0.1 contains a stored cross-site scripting vulnerability that allows attackers to inject malicious payloads through files or custom tags. Attackers can execute arbitrary JavaScript code to spawn system processes, access files, and perform remote code execution on the victim's computer.
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 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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 |
|---|---|
TagstooTagstoo |
|
References
- ExploitDB-49828exploit
- Tagstoo Official Homepageproduct
- Proof of Concept Videoproduct
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