CVE-2026-111330
JuggleIM im-server hasta la versión 1.8.16 contiene una vulnerabilidad de hash de contraseñas débil que almacena las contraseñas de la consola de administración como resúmenes SHA-1 sin sal mediante tools.SHA1 en services/accountservice.go. Los atacantes que obtengan la tabla accounts mediante acceso a la base de datos o copias de seguridad pueden descifrar las contraseñas de la consola utilizando tablas precalculadas o fuerza bruta con GPU.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 8.2
- Versión
- 4.0
- Vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/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
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.22 %
- Percentil entre todas las CVEs puntuadas
- 12
- Fecha de la puntuación
- 20/10/2026
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 access55 % - Impacto principal
T1110.002Password Crackingcredential access90 %
El vector AV:N/PR:N/UI:N da T1190; el texto indica contraseñas de consola como SHA-1 sin sal, crackeables offline con tablas precalculadas o fuerza bruta GPU.
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-916
Referencias
Mostrar las 5 referencias
- https://github.com/juggleim/im-server
- https://github.com/juggleim/im-server/blob/v1.8.16/sql/imserver.sql#L3-L15
- https://github.com/juggleim/imserver-console/blob/v1.0.10/services/accountservice.go#L95
- https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential
- https://www.vulncheck.com/advisories/juggleim-im-server-through-1.8.16-weak-password-hashing-via-unsalted-sha-1
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-111330",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-111330",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-10-16T16:31:37.585998Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.9,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 2.2
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 8.2,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/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",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "NONE",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "disclosure@vulncheck.com",
"affectedData": [
{
"repo": "https://github.com/juggleim/im-server",
"vendor": "juggleim",
"product": "JuggleIM",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "1.8.16"
}
],
"packageURL": "pkg:github/juggleim/im-server",
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-10-15T22:19:31.210",
"references": [
{
"url": "https://github.com/juggleim/im-server",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://github.com/juggleim/im-server/blob/v1.8.16/sql/imserver.sql#L3-L15",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://github.com/juggleim/imserver-console/blob/v1.0.10/services/accountservice.go#L95",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.vulncheck.com/advisories/juggleim-im-server-through-1.8.16-weak-password-hashing-via-unsalted-sha-1",
"source": "disclosure@vulncheck.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"description": [
{
"lang": "en",
"value": "CWE-916"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "JuggleIM im-server through 1.8.16 contains a weak password hashing vulnerability that stores admin console passwords as unsalted SHA-1 digests via tools.SHA1 in services/accountservice.go. Attackers who obtain the accounts table through database access or backups can crack console passwords using precomputed tables or GPU brute force."
}
],
"lastModified": "2026-10-16T18:25:45.343",
"sourceIdentifier": "disclosure@vulncheck.com"
}