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vuln-cve/data/2026/53xxx/CVE-2026-53871.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-53871",
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"state": "PUBLISHED",
"assignerShortName": "VulnCheck",
"dateReserved": "2026-06-10T21:23:54.283Z",
"datePublished": "2026-06-17T17:58:29.570Z",
"dateUpdated": "2026-09-17T18:57:20.226Z"
},
"containers": {
"cna": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
"shortName": "VulnCheck",
"dateUpdated": "2026-09-17T18:57:20.226Z"
},
"datePublic": "2026-06-12T00:00:00.000Z",
"title": "Hermes WebUI < 0.51.368 - Profile-Scoped Authorization Bypass via Forged hermes_profile Cookie",
"descriptions": [
{
"lang": "en",
"value": "Hermes WebUI before 0.51.368 contains an authorization bypass vulnerability in the get_profile_cookie() function that accepts unauthenticated profile names from the hermes_profile cookie. An authenticated attacker can forge the hermes_profile cookie value to bypass profile-scoped authorization checks and access sessions, files, and resources across different profiles."
}
],
"tags": [
"x_open-source"
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-565",
"description": "Reliance on Cookies without Validation and Integrity Checking",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "nesquena",
"product": "hermes-webui",
"defaultStatus": "unaffected",
"packageURL": "pkg:github/nesquena/hermes-webui",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "semver",
"lessThan": "0.51.368"
},
{
"version": "0.51.368",
"status": "unaffected",
"versionType": "semver"
}
],
"repo": "https://github.com/nesquena/hermes-webui"
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:get-hermes:hermes_web_ui:*:*:*:*:*:*:*:*",
"versionEndExcluding": "0.51.368"
}
]
}
]
}
],
"metrics": [
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"format": "CVSS",
"scenarios": [
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"lang": "en",
"value": "GENERAL"
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"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "HIGH",
"subConfidentialityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"subIntegrityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"version": "4.0",
"baseSeverity": "HIGH",
"baseScore": 8.6,
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"
}
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"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE",
"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
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],
"references": [
{
"url": "https://github.com/nesquena/hermes-webui/releases/tag/v0.51.368",
"name": "hermes-webui v0.51.368 Release Notes",
"tags": [
"release-notes"
]
},
{
"url": "https://github.com/nesquena/hermes-webui/pull/4023",
"name": "Researcher Pull Request",
"tags": [
"issue-tracking",
"patch"
]
},
{
"url": "https://github.com/nesquena/hermes-webui/pull/4036",
"name": "Maintainer Pull Request",
"tags": [
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"patch"
]
},
{
"url": "https://github.com/nesquena/hermes-webui/commit/9e96f5f6adf93b6d1e27ebddfb4d2833ca06ff3b",
"tags": [
"patch"
]
},
{
"url": "https://www.vulncheck.com/advisories/hermes-webui-profile-scoped-authorization-bypass-via-forged-hermes-profile-cookie",
"tags": [
"third-party-advisory"
]
}
],
"credits": [
{
"lang": "en",
"value": "Chia Min Jun Lennon",
"type": "finder"
}
],
"x_generator": {
"engine": "vulncheck"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-06-18T13:50:12.561304Z",
"id": "CVE-2026-53871",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
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"shortName": "CISA-ADP",
"dateUpdated": "2026-06-18T13:54:34.732Z"
}
}
]
}
}