CVE-2026-26721
Key Systems Inc Global Facilities Management Software Information Disclosure
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.
INFO
Published Date :
Feb. 20, 2026, 5:25 p.m.
Last Modified :
Feb. 26, 2026, 5:57 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-26721
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Key Systems Inc Global Facilities Management Software.
- Validate the 'sid' query parameter for sensitive data exposure.
- Implement input validation to sanitize all query parameters.
- Review and restrict access logs for unauthorized queries.
Public PoC/Exploit Available at Github
CVE-2026-26721 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-26721.
| URL | Resource |
|---|---|
| https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26721 | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-26721 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-26721
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Public disclosures of software vulnerabilities discovered and responsibly reported by Chandler Johnson. Includes CVEs, technical writeups, and proof-of-concepts.
appsec authentication-bypass csrf cve disclosure exploit github mitre owasp penetration-testing poc public rce remote-code-execution script sql-injection vulnerability vulnerable writeups xss
Python HTML JavaScript
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-26721 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-26721 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Feb. 26, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:keystorage:global_facilities_management_software:20230721a:*:*:*:*:*:*:* Added Reference Type MITRE: https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26721 Types: Exploit, Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 23, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N Added CWE CWE-598 -
New CVE Received by [email protected]
Feb. 20, 2026
Action Type Old Value New Value Added 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. Added Reference https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26721