CVE-2026-107828
Jivejdon hasta la 5.0 contiene una vulnerabilidad de omisión de autenticación que permite a atacantes no autenticados acceder a cuentas creadas con Weibo derivando credenciales predecibles a partir de los identificadores públicos de usuario de Weibo. OAuthAccountServiceImp.transferSina() establece la contraseña en los cuatro primeros dígitos del identificador de Weibo, lo que permite a los atacantes iniciar sesión mediante el formulario de inicio de sesión normal para leer o publicar como las víctimas.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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: 6.9
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.34%
- Percentil entre todas las CVEs puntuadas: 26
- Fecha de la puntuación: 15/10/2026
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
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1078.001Default Accountsstealth · persistence · privilege escalation · initial access90 % - Impacto secundario
T1005Data from Local Systemcollection70 % - Impacto secundario
T1098.001Additional Cloud Credentialspersistence · privilege escalation75 %
Acceso remoto de red sin autenticación (AV:N, PR:N, UI:N) explotando bypass de autenticación (CWE-1391). Impacto: acceso a cuentas válidas con credenciales predecibles; lectura/escritura de datos en redes sociales.
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-1391
Referencias
- https://github.com/banq/jivejdon
- https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main/java/com/jdon/jivejdon/api/impl/account/OAuthAccountServiceImp.java#L192-L213
- https://github.com/banq/jivejdon/blob/ee67a65e65228644a71c8317d7e34deea50f95ef/src/main/java/com/jdon/jivejdon/presentation/action/account/oauth/SinaUserCallBackAction.java#L76-L80
- https://github.com/banq/jivejdon/issues/28
- https://www.vulncheck.com/advisories/jivejdon-through-5.0-predictable-passwords-via-sina-weibo-oauth-login
JSON original (NVD)
Mostrar
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"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
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"published": "2026-10-08T22:17:30.480",
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"description": [
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"descriptions": [
{
"lang": "en",
"value": "Jivejdon through 5.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to access Weibo-created accounts by deriving predictable credentials from public Weibo user IDs. OAuthAccountServiceImp.transferSina() sets the password to the first four digits of the Weibo ID, letting attackers log in through normal form login to read or post as victims."
}
],
"lastModified": "2026-10-09T16:45:01.980",
"sourceIdentifier": "disclosure@vulncheck.com"
}