CVE-2026-26721

CVE-2026-26721 is a high-severity vulnerability in Keystorage Global Facilities Management Software with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-598.

Key facts

Description

An issue in Key Systems Inc Global Facilities Management Software v.20230721a allows a remote attacker to obtain sensitive information via the sid query parameter.

Frequently asked questions

What is CVE-2026-26721?
An issue in Key Systems Inc Global Facilities Management Software v.20230721a allows a remote attacker to obtain sensitive information via the sid query parameter.
How severe is CVE-2026-26721?
CVE-2026-26721 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2026-26721 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-26721?
CVE-2026-26721 affects Keystorage Global Facilities Management Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-26721?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-26721 have an EU (EUVD) identifier?
Yes. CVE-2026-26721 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7498.
When was CVE-2026-26721 published?
CVE-2026-26721 was published on 2026-02-20 and last updated on 2026-06-17.

References

Affected products (1)

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