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Vulnerability record · CVE-2026-26724 · published 20 February 2026

CVE-2026-26724: Keystorage global facilities management software cross-site scripting vulnerability

Keystorage · Global Facilities Management Software

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.

7.6 CVSS 3.1 High EPSS 0.43% · top 64.7% CWE-79 · Cross-site scripting
7.6CVSS 3.1 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

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

References

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Related vulnerabilities

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

9.4CVE-2026-26722Keystorage global facilities management software improper privilege management vulnerabilityAn issue in Key Systems Inc Global Facilities Management Software v.20230721a allows a remote attacker to escalate privileges via PIN component of th…EPSS 0.53%9.1CVE-2022-45766Keystorage global facilities management software hard-coded credentials vulnerabilityHardcoded credentials in Global Facilities Management Software (GFMS) Version 3 software distributed by Key Systems Management permits remote attacke…EPSS 0.82%8.2CVE-2026-26723Keystorage global facilities management software cross-site scripting vulnerabilityCross Site Scripting vulnerability in Key Systems Inc Global Facilities Management Software v. 20230721a allows a remote attacker to execute arbitrar…EPSS 0.49%7.1CVE-2026-26721Keystorage global facilities management software vulnerabilityAn issue in Key Systems Inc Global Facilities Management Software v.20230721a allows a remote attacker to obtain sensitive information via the sid qu…EPSS 0.41%6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed6.1CVE-2025-68461Roundcube Webmail XSS via SVG animate tagRoundcube Webmail before 1.5.12 and 1.6 before 1.6.12 is vulnerable to cross-site scripting through the animate tag in an SVG document. Because the f…KEVEPSS 27%analysed

Source: NIST National Vulnerability Database (record CVE-2026-26724), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.