CVE-2021-21803

MEDIUM NUCLEI

Advantech R-SeeNet - Stored Cross-Site Scripting via device_graph_page.php

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-21803 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially crafted URL by an attacker and visited by a victim can lead to arbitrary JavaScript code execution.

Nuclei Templates (1)

Advantech R-SeeNet - Cross-Site Scripting
MEDIUMby gy741
Shodan: http.html:"r-seenet"
FOFA: body="r-seenet"

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1272

Scores

CVSS v3 6.1
EPSS 0.0790
EPSS Percentile 94.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
advantech/r-seenet 2.4.12
Published Jul 16, 2021
Tracked Since Feb 18, 2026