CVE-2021-47843
MEDIUM EPSS 28.5%
Published Jan 15, 20265mo ago · Modified Jun 17, 20262w ago
5.1 CVSS 4.0
Published Jan 15, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X
Threat Intelligence
EPSS Exploit Probability
28.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| pabloandumundu | tagstoo | 2.0.1 | any |
References 3
- imgur.com https://imgur.com/a/smeAjaW
- tagstoo.sourceforge.io https://tagstoo.sourceforge.io/
- exploit-db.com https://www.exploit-db.com/exploits/49828
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.