CVE-2026-108722
open-computer-use hasta el commit 610bac8 contiene una vulnerabilidad de secuencias de comandos en sitios cruzados (XSS) almacenado en Logger.write_log_file en os_computer_use/logging.py, que escribe texto de transcripción en log.html sin escapado HTML. Los atacantes que controlan contenido de entorno aislado, como páginas web o archivos que aparecen en la salida de run_command, pueden inyectar script que se ejecuta cuando los operadores abren el registro, exfiltrando contenido de la transcripción.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 2.3
- Versión
- 4.0
- Vector
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/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
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.24 %
- Percentil entre todas las CVEs puntuadas
- 15
- 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
T1189Drive-by Compromiseinitial access85 % - Impacto principal
T1059.007JavaScriptexecution80 % - Impacto secundario
T1005Data from Local Systemcollection75 %
XSS almacenado (CWE-79) en log.html sin sanitización permite inyectar scripts que se ejecutan en el navegador del operador. Acceso de red sin privilegios pero requiere interacción (abrir log) → T1189. Impactos: ejecución de JavaScript (T1059.007) y exfiltración de contenido del transcript (T1005).
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
Referencias
Mostrar las 6 referencias
- https://github.com/e2b-dev/open-computer-use
- https://github.com/e2b-dev/open-computer-use/blob/610bac85d242b2fdf43fbe36bce2348658a2d4c9/os_computer_use/logging.py#L60-L82
- https://github.com/e2b-dev/open-computer-use/blob/610bac85d242b2fdf43fbe36bce2348658a2d4c9/os_computer_use/sandbox_agent.py#L25-L35
- https://hackmd.io/@haind03/e2b-open-computer-use-html-log-injection
- https://www.vulncheck.com/advisories/open-computer-use-through-commit-610bac8-stored-xss-via-log-html-session-log
- https://hackmd.io/@haind03/cve-2026-108722-e2b-open-computer-use-html-log-injection
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-108722",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-108722",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-10-13T19:48:48.470938Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.2,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 1.6
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 2.3,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "LOW",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/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",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "PASSIVE",
"attackComplexity": "LOW",
"attackRequirements": "PRESENT",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "LOW",
"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/e2b-dev/open-computer-use",
"vendor": "e2b-dev",
"product": "open-computer-use",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "git",
"lessThanOrEqual": "610bac85d242b2fdf43fbe36bce2348658a2d4c9"
}
],
"packageURL": "pkg:github/e2b-dev/open-computer-use",
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-10-11T13:17:15.673",
"references": [
{
"url": "https://github.com/e2b-dev/open-computer-use",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://github.com/e2b-dev/open-computer-use/blob/610bac85d242b2fdf43fbe36bce2348658a2d4c9/os_computer_use/logging.py#L60-L82",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://github.com/e2b-dev/open-computer-use/blob/610bac85d242b2fdf43fbe36bce2348658a2d4c9/os_computer_use/sandbox_agent.py#L25-L35",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://hackmd.io/@haind03/e2b-open-computer-use-html-log-injection",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://www.vulncheck.com/advisories/open-computer-use-through-commit-610bac8-stored-xss-via-log-html-session-log",
"source": "disclosure@vulncheck.com"
},
{
"url": "https://hackmd.io/@haind03/cve-2026-108722-e2b-open-computer-use-html-log-injection",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "disclosure@vulncheck.com",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "open-computer-use through commit 610bac8 contains a stored cross-site scripting vulnerability in Logger.write_log_file in os_computer_use/logging.py, which writes transcript text into log.html without HTML escaping. Attackers controlling sandbox content, such as web pages or files appearing in run_command output, can inject script that runs when operators open the log, exfiltrating transcript contents."
}
],
"lastModified": "2026-10-16T19:18:44.867",
"sourceIdentifier": "disclosure@vulncheck.com"
}