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vuln-cve/data/2026/59xxx/CVE-2026-59709.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-59709",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"state": "PUBLISHED",
"assignerShortName": "VulnCheck",
"dateReserved": "2026-07-06T15:31:46.188Z",
"datePublished": "2026-07-07T14:12:23.972Z",
"dateUpdated": "2026-09-24T14:18:04.434Z"
},
"containers": {
"cna": {
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"shortName": "VulnCheck",
"dateUpdated": "2026-09-24T14:18:04.434Z"
},
"datePublic": "2026-07-03T00:00:00.000Z",
"title": "Ghostfolio - Unauthorized Portfolio Holding Tag Modification via Missing Permission Check",
"descriptions": [
{
"lang": "en",
"value": "Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove tags on victim holdings, corrupting portfolio categorization and reports."
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-862",
"description": "Missing Authorization",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "Ghostfolio",
"product": "Ghostfolio",
"defaultStatus": "unaffected",
"packageURL": "pkg:github/ghostfolio/ghostfolio",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "git",
"lessThanOrEqual": "3.6.0"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:ghostfol:ghostfolio:*:*:*:*:*:*:*:*"
}
]
}
]
}
],
"metrics": [
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"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV4_0": {
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "LOW",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"version": "4.0",
"baseSeverity": "MEDIUM",
"baseScore": 5.3,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"
}
},
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"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"availabilityImpact": "NONE",
"version": "3.1",
"baseSeverity": "MEDIUM",
"baseScore": 4.3,
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
}
}
],
"references": [
{
"url": "https://github.com/ghostfolio/ghostfolio/issues/7196",
"name": "GitHub Issue",
"tags": [
"issue-tracking"
]
},
{
"url": "https://github.com/ghostfolio/ghostfolio",
"name": "Product",
"tags": [
"product"
]
},
{
"url": "https://github.com/ghostfolio/ghostfolio/commit/697ef59e3b58bebc5c21a9e482e4f5643390f316",
"name": "Patch Commit",
"tags": [
"patch"
]
},
{
"url": "https://www.vulncheck.com/advisories/ghostfolio-unauthorized-portfolio-holding-tag-modification-via-missing-permission-check",
"tags": [
"third-party-advisory"
]
}
],
"credits": [
{
"lang": "en",
"value": "George Chen",
"type": "finder"
}
],
"x_generator": {
"engine": "vulncheck-endgame"
}
},
"adp": [
{
"references": [
{
"url": "https://github.com/ghostfolio/ghostfolio/issues/7196",
"tags": [
"exploit"
]
}
],
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-07-08T16:49:02.251483Z",
"id": "CVE-2026-59709",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"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": "2026-07-08T17:11:10.952Z"
}
}
]
}
}