CVE-2026-26721

Estado: AnalizadaAlta (7.1)—

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.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
Puntuación base: 7.1

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.41%
Percentil entre todas las CVEs puntuadas: 33
Fecha de la puntuación: 6/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1203 Exploitation for Client Executionexecution85 %
Impacto principalT1005 Data from Local Systemcollection80 %
Impacto secundarioT1552 Unsecured Credentialscredential access75 %

Vector UI:R indica interacción del usuario (T1203). CWE-598 y descripción de 'sid query parameter' sugieren lectura de datos sensibles (T1005/T1552) mediante parámetro manipulable.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Update Software Active Directory Configuration User Training Restrict File and Directory Permissions Privileged Account Management Password Policies

Tecnologías afectadas (1)

Keystorage — Global Facilities Management Software

CWE

CWE-598

Referencias

https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26721

JSON original (NVD)

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