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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,commit f06bd20]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Location Aware Sensor System (LASS)", "source": "cna", "vendor": "LinkItONEDevGroup"}, "product": "location_aware_sensor_system_(lass)", "vendor": "linkitonedevgroup"}], "analysis": {"en": {"generated_at": "2026-03-19T16:50:34.905477+00:00", "value": {"mitigation_remediation": ["Verify whether your LASS installation is based on commit f06bd20 or earlier; if so, it is affected.", "Check the Linkit ONE Dev Group repository or vendor website for a newer commit or patch that removes the vulnerability.", "If a patch is unavailable, restrict access to PM25.php or configure the web server to deny requests containing the vulnerable query parameters.", "Apply server\u2011side input validation and output encoding to sanitize the site, city, district, channel, and apikey parameters to prevent reflected XSS."], "summary": {"action": "Apply Patch", "impact": "Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "The affected product is LinkItONEDevGroup:Location Aware Sensor System (LASS). Any deployment whose source code is at or before commit f06bd20 (2023\u201104\u201126) is vulnerable. Versions newer than this commit that include the remediation are not considered affected based on the information available.", "description_and_impact": "The Linkit ONE Location Aware Sensor System (LASS) contains a reflected cross\u2011site scripting vulnerability in the PM25.php file that allows remote attackers to inject arbitrary JavaScript into GET parameters such as site, city, district, channel, or apikey. The flaw is classified as CWE\u201179, indicating improper validation and escaping of user\u2011supplied input. Executing arbitrary JavaScript in a victim\u2019s browser can potentially lead to session hijacking, phishing, defacement, or data exfiltration; these outcomes are inferred from typical XSS consequences and are not explicitly stated in the description.", "risk_and_exploitability": "The CVSS score for this issue is 5.1, indicating a moderate severity. The EPSS score is not available, and the vulnerability is not listed in the CISA KEV catalog. Exploitation requires an attacker to craft a URL containing malicious payloads in the vulnerable query parameters and get the victim to visit that URL. The attack vector is remote, and no authentication is required, so the risk is primarily driven by user interaction with the crafted link."}}}}, "created": "2026-03-20T08:56:45.487310+00:00", "updated": "2026-03-20T14:14:50.606539+00:00", "vendors": ["linkitonedevgroup", "linkitonedevgroup$PRODUCT$location_aware_sensor_system_(lass)"]}