CVE-2026-49306
Estado: AplazadaBaja (3.3)—
UAF vulnerability in the time and time zone module. Impact: Successful exploitation of this vulnerability may affect availability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- Puntuación base: 3.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.11%
- Percentil entre todas las CVEs puntuadas: 1
- 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).
CWE
- CWE-416
Referencias
JSON original (NVD)
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{
"id": "CVE-2026-49306",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-49306",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
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],
"version": "2.0.3",
"timestamp": "2026-08-17T11:06:07.497608Z"
}
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"cvssMetricV31": [
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"type": "Secondary",
"source": "psirt@huawei.com",
"cvssData": {
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"version": "3.1",
"baseScore": 3.3,
"attackVector": "LOCAL",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
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"impactScore": 1.4,
"exploitabilityScore": 1.8
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"affected": [
{
"source": "psirt@huawei.com",
"affectedData": [
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"vendor": "Huawei",
"product": "HarmonyOS",
"versions": [
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"version": "6.1.0"
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"published": "2026-08-17T09:17:30.730",
"references": [
{
"url": "https://consumer.huawei.com/en/support/bulletin/2026/8/",
"source": "psirt@huawei.com"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinlaptops/2026/8/",
"source": "psirt@huawei.com"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinvision/2026/8/",
"source": "psirt@huawei.com"
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{
"url": "https://consumer.huawei.com/en/support/bulletinwearables/2026/8/",
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"lastModified": "2026-08-26T16:33:17.117",
"sourceIdentifier": "psirt@huawei.com"
}