CVE-2026-105289
A vulnerability was found in feelec-yishu feelcrm-os 1.0.0. Affected by this issue is the function htmlspecialchars_decode of the file App/Feelcrm/Common/Model/CrmDefineFormModel.class.php of the component Create Customer Endpoint. Performing a manipulation of the argument customer_form[remark] results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.33%
- Percentil entre todas las CVEs puntuadas: 24
- 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.
- Explotación
T1189Drive-by Compromiseinitial access95 % - Impacto principal
T1059.007JavaScriptexecution90 % - Impacto secundario
T1078Valid Accountsstealth · persistence · privilege escalation · initial access60 %
XSS en parámetro customer_form[remark] sin sanitización (CWE-79, htmlspecialchars_decode débil). Requiere login (PR:L) e interacción del usuario (UI:P), confirmando T1189. Impacto: ejecución JavaScript en navegador del cliente (T1059.007) y potencial robo de sesión/credenciales (T1078).
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
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-79, CWE-94
Referencias
JSON original (NVD)
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"value": "A vulnerability was found in feelec-yishu feelcrm-os 1.0.0. Affected by this issue is the function htmlspecialchars_decode of the file App/Feelcrm/Common/Model/CrmDefineFormModel.class.php of the component Create Customer Endpoint. Performing a manipulation of the argument customer_form[remark] results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet."
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