CVE-2021-22676

MEDIUM

Advantech WebAccess/SCADA < 8.4.5 - Cross-Site Scripting in UserExcelOut.asp

Title source: llm
STIX 2.1

Description

UserExcelOut.asp within WebAccess/SCADA is vulnerable to cross-site scripting (XSS), which could allow an attacker to send malicious JavaScript code. This could result in hijacking of cookie/session tokens, redirection to a malicious webpage, and unintended browser action on the WebAccess/SCADA (WebAccess/SCADA versions prior to 8.4.5, WebAccess/SCADA versions prior to 9.0.1).

References (1)

Core 1
Core References
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-217-04

Scores

CVSS v3 6.1
EPSS 0.0019
EPSS Percentile 40.3%
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/webaccess\/scada < 8.4.5
Published Aug 10, 2021
Tracked Since Feb 18, 2026