CVE-2026-38973
Estado: AplazadaMedia (4.4)—
mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
- Puntuación base: 4.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.16%
- Percentil entre todas las CVEs puntuadas: 5
- 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).
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-125
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-38973",
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"metrics": {
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{
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"ssvcData": {
"id": "CVE-2026-38973",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-07-09T14:57:08.540622Z"
}
}
],
"cvssMetricV31": [
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"type": "Secondary",
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"cvssData": {
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"baseScore": 4.4,
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 1.8
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"affected": [
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"affectedData": [
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"versions": [
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"published": "2026-07-06T22:16:48.767",
"references": [
{
"url": "https://github.com/mrubyc/mrubyc",
"source": "cve@mitre.org"
},
{
"url": "https://github.com/mrubyc/mrubyc/commit/f83a8b67ca1c7c62ac0dd548a363d79f767c4e30",
"source": "cve@mitre.org"
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{
"url": "https://github.com/mrubyc/mrubyc/issues/279%2C",
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"lastModified": "2026-07-09T16:16:40.723",
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}