CVE-2026-26724

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:keystorage:global_facilities_management_software:20230721a:*:*:*:*:*:*:*", "matchCriteriaId": "B18D4BBF-3745-43E5-86FE-8834842D0E6B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Cross Site Scripting vulnerability in Key Systems Inc Global Facilities Management Software v. 20230721a allows a remote attacker to execute arbitrary code via the selectgroup and gn parameters on the /?Function=Groups endpoint."}, {"lang": "es", "value": "Vulnerabilidad de Cross Site Scripting en el software Key Systems Inc Global Facilities Management v. 20230721a permite a un atacante remoto ejecutar c\u00f3digo arbitrario a trav\u00e9s de los par\u00e1metros selectgroup y gn en el endpoint /?Function=Groups."}], "id": "CVE-2026-26724", "lastModified": "2026-06-17T10:26:17.697", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 4.7, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-26724", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-02-23T20:01:23.883968Z", "version": "2.0.3"}}]}, "published": "2026-02-20T17:25:55.590", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26724"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "20230721a"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}]}, "product": "global_facilities_management_software", "vendor": "key_systems"}], "analysis": {"en": {"generated_at": "2026-04-18T19:39:07.181811+00:00", "value": {"mitigation_remediation": ["Apply the vendor\u2011released patch for Global Facilities Management Software when it becomes available.", "Configure the application or a web application firewall to escape or encode the selectgroup and gn parameters and prevent script injection.", "Restrict the /?Function=Groups endpoint to authenticated, authorized users or block it from external sources."], "summary": {"action": "Immediate Patch", "impact": "Client-side XSS"}, "threat_synthesis": {"affected_systems": "The flaw affects the 20230721a release of Key Systems Inc Global Facilities Management Software. No other versions or vendors are listed as affected.", "description_and_impact": "Key Systems Inc Global Facilities Management Software contains a reflected cross-site scripting flaw at the /?Function=Groups endpoint. The vulnerability allows an attacker to craft a URL that injects arbitrary JavaScript through the selectgroup and gn parameters. When a user follows the malicious link, the script executes in the user's browser context. Based on the description, it is inferred that this could enable credential theft, session hijacking, or full compromise of the application.", "risk_and_exploitability": "With a CVSS score of 7.6 the vulnerability is classified as high severity. The EPSS score of less than 1% indicates that the exploitation probability is currently low, yet the flaw is publicly documented and not listed in the CISA KEV catalog. The likely attack vector is the web, where an attacker sends a crafted HTTP/HTTPS request to the /?Function=Groups endpoint. Anyone who follows the malicious URL can trigger the flaw, making proactive mitigation advisable."}}}}, "created": "2026-02-23T14:47:14.928332+00:00", "title": "Client-side XSS via selectgroup and gn parameters in Global Facilities Management Software", "updated": "2026-04-18T19:45:08.969478+00:00", "vendors": ["key_systems", "key_systems$PRODUCT$global_facilities_management_software"]}