Medium severity6.1NVD Advisory· Published Aug 10, 2021· Updated Jun 17, 2026
CVE-2021-22676
CVE-2021-22676
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).
AI Insight
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Affected products
2- WebAccess/SCADA/WebAccess/SCADAdescription
- Range: <8.4.5, <9.0.1
Patches
Vulnerability mechanics
References
1- us-cert.cisa.gov/ics/advisories/icsa-21-217-04nvdThird Party AdvisoryUS Government Resource
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