CVE-2026-6807
Estado: Pendiente de análisisMedia (5.5)—
A vulnerability in GRASSMARLIN v3.2.1 allows crafted session data to trigger improper handling of XML input, which may result in unintended exposure of sensitive information. The flaw stems from insufficient hardening of the XML parsing process.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.14%
- Percentil entre todas las CVEs puntuadas: 3
- Fecha de la puntuación: 5/10/2026
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).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-611
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-6807",
"cveTags": [
{
"tags": [
"unsupported-when-assigned"
],
"sourceIdentifier": "ics-cert@hq.dhs.gov"
}
],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-6807",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-04-29T13:40:03.937436Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "ics-cert@hq.dhs.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "ics-cert@hq.dhs.gov",
"affectedData": [
{
"vendor": "NSA",
"product": "GRASSMARLIN",
"versions": [
{
"status": "affected",
"version": "All versions"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-04-28T19:37:47.773",
"references": [
{
"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-118-01.json",
"source": "ics-cert@hq.dhs.gov"
},
{
"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-118-01",
"source": "ics-cert@hq.dhs.gov"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "ics-cert@hq.dhs.gov",
"description": [
{
"lang": "en",
"value": "CWE-611"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in GRASSMARLIN v3.2.1 allows crafted session data to \ntrigger improper handling of XML input, which may result in unintended \nexposure of sensitive information. The flaw stems from insufficient \nhardening of the XML parsing process."
}
],
"lastModified": "2026-06-17T11:01:22.457",
"sourceIdentifier": "ics-cert@hq.dhs.gov"
}