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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-42251",
"assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
"state": "PUBLISHED",
"assignerShortName": "CERT-PL",
"dateReserved": "2026-04-25T11:31:56.229Z",
"datePublished": "2026-06-01T13:22:54.258Z",
"dateUpdated": "2026-06-01T15:29:24.327Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"modules": [
"KSPLUPDFTP.exe"
],
"product": "KS-SOMED",
"vendor": "KAMSOFT",
"versions": [
{
"lessThanOrEqual": "30.00.00.056",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"defaultStatus": "unaffected",
"modules": [
"ANEKSKLIENT.EXE"
],
"product": "KS-SOMED",
"vendor": "KAMSOFT",
"versions": [
{
"lessThanOrEqual": "29.00.02.026",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Wojciech Giełda"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Use of hard-coded credentials in KS-SOMED allowed an unauthorized attacker access to FTP server that hosted the application's update packages. The attacker with these credentials could upload a malicious update file, which then may have been distributed and installed on client machines as a legitimate update.<br><br>This issue affects KS-SOMED with modules: KSPLUPDFTP.exe up to 30.00.00.056 and&nbsp;ANEKSKLIENT.EXE up to&nbsp;29.00.02.026<br><br>Beside removing the hard-coded credentials from the code and changing the update process, access granted by previously exposed credentials was limited to read-only.<br>"
}
],
"value": "Use of hard-coded credentials in KS-SOMED allowed an unauthorized attacker access to FTP server that hosted the application's update packages. The attacker with these credentials could upload a malicious update file, which then may have been distributed and installed on client machines as a legitimate update.\n\nThis issue affects KS-SOMED with modules: KSPLUPDFTP.exe up to 30.00.00.056 and ANEKSKLIENT.EXE up to 29.00.02.026\n\nBeside removing the hard-coded credentials from the code and changing the update process, access granted by previously exposed credentials was limited to read-only."
}
],
"impacts": [
{
"capecId": "CAPEC-37",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-37 Retrieve Embedded Sensitive Data"
}
]
}
],
"metrics": [
{
"cvssV4_0": {
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"attackVector": "NETWORK",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"privilegesRequired": "NONE",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
"version": "4.0",
"vulnAvailabilityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"vulnIntegrityImpact": "NONE",
"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-798",
"description": "CWE-798 Use of Hard-coded Credentials",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
"shortName": "CERT-PL",
"dateUpdated": "2026-06-01T13:22:54.258Z"
},
"references": [
{
"tags": [
"third-party-advisory"
],
"url": "https://cert.pl/posts/2026/06/CVE-2026-1958"
},
{
"tags": [
"product"
],
"url": "https://kamsoft.pl/ks-somed/"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Hard-coded credentials in KS-SOMED",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-06-01T15:29:10.412992Z",
"id": "CVE-2026-42251",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-06-01T15:29:24.327Z"
}
}
]
}
}