CVE-2019-19738
Status: ModifiedMedium (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
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Base score: 6.1
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.71%
- Percentile among all scored CVEs: 52
- Score date: 10/6/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)
CWEs
- CWE-79
References
Raw JSON (NVD)
Show
{
"id": "CVE-2019-19738",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"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,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
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"cvssData": {
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2019-12-30T17:15:20.420",
"references": [
{
"url": "https://github.com/jra89/CVE-2019-19738",
"tags": [
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"Third Party Advisory"
],
"source": "cve@mitre.org"
},
{
"url": "https://medium.com/%40jra8908/yetishare-3-5-2-4-5-3-multiple-vulnerabilities-2d01d0cd7459",
"source": "cve@mitre.org"
},
{
"url": "https://github.com/jra89/CVE-2019-19738",
"tags": [
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"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://medium.com/%40jra8908/yetishare-3-5-2-4-5-3-multiple-vulnerabilities-2d01d0cd7459",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"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": [
{
"criteria": "cpe:2.3:a:mfscripts:yetishare:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FF024839-B099-4E99-B1E4-1B15A7F67DDD",
"versionEndIncluding": "4.5.3",
"versionStartIncluding": "3.5.2"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}