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Vulnerability record · CVE-2021-31682 · published 22 October 2021

CVE-2021-31682: Automatedlogic webctrl cross-site scripting vulnerability

Automatedlogic · Webctrl

The login portal for the Automated Logic WebCTRL/WebCTRL OEM web application contains a vulnerability that allows for reflected XSS attacks due to the operatorlocale GET parameter not being sanitized. This issue impacts versions 6.5 and below. This issue works by passing in a basic XSS payload to a vulnerable GET parameter that is reflected in the output without sanitization.

6.1 CVSS 3.1 Medium EPSS 11% · top 4.4% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The login portal for the Automated Logic WebCTRL/WebCTRL OEM web application contains a vulnerability that allows for reflected XSS attacks due to the operatorlocale GET parameter not being sanitized. This issue impacts versions 6.5 and below. This issue works by passing in a basic XSS payload to a vulnerable GET parameter that is reflected in the output without sanitization.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/164707/WebCTRL-OEM-6.5-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
https://github.com/3ndG4me/WebCTRL-OperatorLocale-Parameter-Reflected-XSS ExploitThird Party Advisory
https://www.automatedlogic.com/en/products-services/webctrl-building-automation-system/ Vendor Advisory
http://packetstormsecurity.com/files/164707/WebCTRL-OEM-6.5-Cross-Site-Scripting.html ExploitThird Party AdvisoryVDB Entry
https://github.com/3ndG4me/WebCTRL-OperatorLocale-Parameter-Reflected-XSS ExploitThird Party Advisory
https://www.automatedlogic.com/en/products-services/webctrl-building-automation-system/ Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-31682), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.