CVE-2026-113411
Se ha detectado una vulnerabilidad en Nerimity Desktop hasta la versión 2.2.2. El problema afecta a la función shell.openExternal del archivo src/mainWindow.js del componente Window Open Handler. La manipulación del argumento url provoca una autorización incorrecta en el manejador de esquemas de URL personalizados. El ataque puede ejecutarse de forma remota. El exploit se ha hecho público y podría utilizarse. La actualización a la versión 2.3.3 puede corregir este problema. El parche se identifica como f4df21bbc290f6c1956d899cf4da9e963074a6e4. Debe actualizar el componente afectado. El fabricante fue contactado con antelación, respondió de forma muy profesional y publicó rápidamente una versión corregida del producto afectado.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 2.1
- Versión
- 4.0
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/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
Probabilidad de explotación (EPSS)
FIRST aún no ha puntuado esta CVE (habitual en CVEs muy recientes o rechazadas).
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
T1203Exploitation for Client Executionexecution60 %
Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.
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-285, CWE-939
Referencias
Mostrar las 7 referencias
- https://github.com/LeoWSY-hashblue/cve-electron-2/blob/master/nerimity-desktop/cve.md
- https://github.com/Nerimity/nerimity-desktop/commit/f4df21bbc290f6c1956d899cf4da9e963074a6e4
- https://github.com/Nerimity/nerimity-desktop/releases/tag/v2.3.3
- https://vuldb.com/cve/CVE-2026-113411
- https://vuldb.com/submit/1013190
- https://vuldb.com/vuln/422677
- https://vuldb.com/vuln/422677/cti
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-113411",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "cna@vuldb.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 3.4,
"exploitabilityScore": 2.8
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 2.1,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "LOW",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/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",
"exploitMaturity": "PROOF_OF_CONCEPT",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "PASSIVE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "LOW",
"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": "cna@vuldb.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:nerimity:desktop:*:*:*:*:*:*:*:*"
],
"vendor": "Nerimity",
"modules": [
"Window Open Handler"
],
"product": "Desktop",
"versions": [
{
"status": "affected",
"version": "2.2.0"
},
{
"status": "affected",
"version": "2.2.1"
},
{
"status": "affected",
"version": "2.2.2"
},
{
"status": "unaffected",
"version": "2.3.3"
}
]
}
]
}
],
"published": "2026-10-20T15:17:18.833",
"references": [
{
"url": "https://github.com/LeoWSY-hashblue/cve-electron-2/blob/master/nerimity-desktop/cve.md",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/Nerimity/nerimity-desktop/commit/f4df21bbc290f6c1956d899cf4da9e963074a6e4",
"source": "cna@vuldb.com"
},
{
"url": "https://github.com/Nerimity/nerimity-desktop/releases/tag/v2.3.3",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/cve/CVE-2026-113411",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/submit/1013190",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/422677",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/422677/cti",
"source": "cna@vuldb.com"
}
],
"vulnStatus": "Received",
"weaknesses": [
{
"type": "Primary",
"source": "cna@vuldb.com",
"description": [
{
"lang": "en",
"value": "CWE-285"
},
{
"lang": "en",
"value": "CWE-939"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was found in Nerimity Desktop up to 2.2.2. Affected by this issue is the function shell.openExternal of the file src/mainWindow.js of the component Window Open Handler. The manipulation of the argument url results in improper authorization in handler for custom url scheme. The attack can be executed remotely. The exploit has been made public and could be used. Upgrading to version 2.3.3 can resolve this issue. The patch is identified as f4df21bbc290f6c1956d899cf4da9e963074a6e4. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product."
}
],
"lastModified": "2026-10-20T15:17:18.833",
"sourceIdentifier": "cna@vuldb.com"
}