CVE-2026-26721 Information disclosure in n/a

High 7.1 Published 20 Feb 2026 Updated 23 Feb 2026

Remote attackers can obtain sensitive information via the sid query parameter in Key Systems Inc Global Facilities Management Software.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-26721?

CVE-2026-26721 is a high-severity vulnerability in n/a, published on 20 Feb 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-598

Which versions are affected by CVE-2026-26721?

It affects 1 product.

Products include Keystorage Global Facilities Management Software.

How do I fix CVE-2026-26721?

No fix has been published for CVE-2026-26721 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-26721 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-26721 exists.

Sources

Also known as GHSA-42h9-mr3g-6gc2.