How severe is CVE-2026-26723?

CVE-2026-26723 has a CVSS 3.x base score of 8.2, 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-2026-26723 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-26723?

CVE-2026-26723 affects Keystorage Global Facilities Management Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-26723?

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-2026-26723 have an EU (EUVD) identifier?

Yes. CVE-2026-26723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7507.

When was CVE-2026-26723 published?

CVE-2026-26723 was published on 2026-02-20 and last updated on 2026-06-17.

CVE-2026-26723

CVE-2026-26723 is a high-severity vulnerability in Keystorage Global Facilities Management Software with a CVSS 3.x base score of 8.2. 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-79.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-7507
Weakness: CWE-79
Affected product: Keystorage Global Facilities Management Software
Published: 2026-02-20
Last modified: 2026-06-17

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 function parameter.

Frequently asked questions

What is CVE-2026-26723?: Cross Site Scripting vulnerability in Key Systems Inc Global Facilities Management Software v. 20230721a allows a remote attacker to execute arbitrary code via the function parameter.
How severe is CVE-2026-26723?: CVE-2026-26723 has a CVSS 3.x base score of 8.2, 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-2026-26723 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-26723?: CVE-2026-26723 affects Keystorage Global Facilities Management Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-26723?: 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-2026-26723 have an EU (EUVD) identifier?: Yes. CVE-2026-26723 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7507.
When was CVE-2026-26723 published?: CVE-2026-26723 was published on 2026-02-20 and last updated on 2026-06-17.

References

https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26723

Affected products (1)

cpe:2.3:a:keystorage:global_facilities_management_software:20230721a:*:*:*:*:*:*:*

More vulnerabilities in Keystorage Global Facilities Management Software

CVE-2026-26722 — Critical (CVSS 9.4): An issue in Key Systems Inc Global Facilities Management Software v.20230721a allows a remote attacker to escalate…
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