CVE-2019-19738
Estado: ModificadaMedia (6.1)—
log_file_viewer.php in MFScripts YetiShare 3.5.2 through 4.5.3 does not sanitize or encode the output from the lFile parameter on the page, which would allow an attacker to input HTML or execute scripts on the site, aka XSS.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.71%
- Percentil entre todas las CVEs puntuadas: 52
- 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)
CWE
- CWE-79
Referencias
JSON original (NVD)
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{
"id": "CVE-2019-19738",
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"source": "nvd@nist.gov",
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
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"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
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"impactScore": 2.7,
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"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
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"product": "n/a",
"versions": [
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],
"published": "2019-12-30T17:15:20.420",
"references": [
{
"url": "https://github.com/jra89/CVE-2019-19738",
"tags": [
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],
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{
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{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "log_file_viewer.php in MFScripts YetiShare 3.5.2 through 4.5.3 does not sanitize or encode the output from the lFile parameter on the page, which would allow an attacker to input HTML or execute scripts on the site, aka XSS."
},
{
"lang": "es",
"value": "El archivo log_file_viewer.php en MFScripts YetiShare versiones 3.5.2 hasta la versión 4.5.3, no sanea ni codifica la salida del parámetro lFile en la página, lo que permitiría a un atacante ingresar HTML o ejecutar scripts sobre el sitio, también se conoce como un XSS."
}
],
"lastModified": "2026-06-17T02:27:10.060",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"versionEndIncluding": "4.5.3",
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"sourceIdentifier": "cve@mitre.org"
}