CVE-2026-100251
Wormhole.app as deployed before 2026-08-22 misconfigures the coturn TURN server and does not properly restrict TCP relay peers, allowing an unauthenticated attacker to access instance metadata or to source TCP connections from the Wormhole relay's IP.
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: 0.26%
- Percentil entre todas las CVEs puntuadas: 16
- 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
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1090Proxycommand and control90 % - Impacto secundario
T1005Data from Local Systemcollection75 %
Acceso a red sin autenticación (PR:N, UI:N) a servicio TURN expuesto; permite relé TCP y acceso a metadatos de instancia (exfiltración de datos) desde IP del relay.
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-918
Referencias
JSON original (NVD)
Mostrar
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"id": "CVE-2026-100251",
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"sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"
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"timestamp": "2026-09-25T16:36:18.175866Z"
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
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"valueDensity": "NOT_DEFINED",
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"modifiedUserInteraction": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
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"affected": [
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"source": "9119a7d8-5eab-497f-8521-727c672e3725",
"affectedData": [
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"vendor": "Wormhole App",
"product": "Wormhole",
"versions": [
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"version": "0",
"lessThan": "2026-08-22",
"versionType": "custom"
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{
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"published": "2026-10-01T20:17:20.707",
"references": [
{
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-275-04.json",
"source": "9119a7d8-5eab-497f-8521-727c672e3725"
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{
"url": "https://wormhole.app/",
"source": "9119a7d8-5eab-497f-8521-727c672e3725"
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{
"url": "https://www.cve.org/CVERecord?id=CVE-2026-100251",
"source": "9119a7d8-5eab-497f-8521-727c672e3725"
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],
"vulnStatus": "Deferred",
"weaknesses": [
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"description": [
{
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"descriptions": [
{
"lang": "en",
"value": "Wormhole.app as deployed before 2026-08-22 misconfigures the coturn TURN server and does not properly restrict TCP relay peers, allowing an unauthenticated attacker to access instance metadata or to source TCP connections from the Wormhole relay's IP."
}
],
"lastModified": "2026-10-01T20:37:52.400",
"sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"
}