CVE-2026-30040
Estado: AplazadaMedia (6.5)—
A heap overflow in the FSViewer.exe process of FastStone Image Viewer v8.3 allows attackers to cause a execute arbitrary code in the context of the current process via supplying a crafted JPEG 2000 (JP2) file.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.46%
- Percentil entre todas las CVEs puntuadas: 38
- 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-122
Referencias
JSON original (NVD)
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{
"id": "CVE-2026-30040",
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"metrics": {
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"id": "CVE-2026-30040",
"role": "CISA Coordinator",
"options": [
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"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
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],
"version": "2.0.3",
"timestamp": "2026-06-26T16:05:09.885470Z"
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"cvssMetricV31": [
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"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
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"impactScore": 2.5,
"exploitabilityScore": 3.9
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"affected": [
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"source": "cve@mitre.org",
"affectedData": [
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"versions": [
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"published": "2026-06-26T15:16:37.557",
"references": [
{
"url": "https://kb.cert.org/vuls/id/936962",
"source": "cve@mitre.org"
},
{
"url": "https://www.faststone.org/FSIVDownload.htm",
"source": "cve@mitre.org"
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"value": "A heap overflow in the FSViewer.exe process of FastStone Image Viewer v8.3 allows attackers to cause a execute arbitrary code in the context of the current process via supplying a crafted JPEG 2000 (JP2) file."
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"lastModified": "2026-06-26T20:24:25.730",
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