CVE-2021-47843

5.4 MEDIUM
Published: January 15, 2026 Modified: February 05, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://imgur.com/a/smeAjaW
Source: disclosure@vulncheck.com
Exploit
https://tagstoo.sourceforge.io/
Source: disclosure@vulncheck.com
Product
https://www.exploit-db.com/exploits/49828
Source: disclosure@vulncheck.com
Exploit Third Party Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.4 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

pabloandumundu