CVE-2026-18773
Full vulnerability record from the local CVENow database.
Description
A vulnerability was detected in NousResearch hermes-agent up to 2026.6.5. Affected by this issue is the function _check_slash_access of the file gateway/run.py of the component Quick Command Handler. The manipulation results in incorrect authorization. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
LOW
CVSS score
2.1
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-08-04 16:16:22.470000
Last modified
2026-10-23 23:10:00.157000
View original CVE JSON
{
"id": "CVE-2026-18773",
"sourceIdentifier": "[email protected]",
"published": "2026-08-04T16:16:22.470",
"lastModified": "2026-10-23T23:10:00.157",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was detected in NousResearch hermes-agent up to 2026.6.5. Affected by this issue is the function _check_slash_access of the file gateway/run.py of the component Quick Command Handler. The manipulation results in incorrect authorization. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
},
{
"lang": "es",
"value": "Una vulnerabilidad fue detectada en NousResearch hermes-agent hasta 2026.6.5. Afectada por este problema es la función _check_slash_access del archivo gateway/run.py del componente Gestor de Comandos Rápidos. La manipulación resulta en una autorización incorrecta. El ataque puede ser lanzado remotamente. El exploit es ahora público y puede ser utilizado. El proveedor fue contactado tempranamente sobre esta divulgación, pero no respondió de ninguna manera."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "NousResearch",
"product": "hermes-agent",
"cpes": [
"cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*"
],
"modules": [
"Quick Command Handler"
],
"versions": [
{
"version": "2026.6.0",
"status": "affected"
},
{
"version": "2026.6.1",
"status": "affected"
},
{
"version": "2026.6.2",
"status": "affected"
},
{
"version": "2026.6.3",
"status": "affected"
},
{
"version": "2026.6.4",
"status": "affected"
},
{
"version": "2026.6.5",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
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"source": "[email protected]",
"type": "Secondary",
"cvssData": {
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
"baseScore": 2.1,
"baseSeverity": "LOW",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "PROOF_OF_CONCEPT",
"confidentialityRequirement": "NOT_DEFINED",
"integrityRequirement": "NOT_DEFINED",
"availabilityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
"Automatable": "NOT_DEFINED",
"Recovery": "NOT_DEFINED",
"valueDensity": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED"
}
}
],
"cvssMetricV31": [
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"cvssData": {
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"scope": "UNCHANGED",
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"availabilityImpact": "LOW"
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"exploitabilityScore": 2.8,
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"cvssMetricV2": [
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"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"baseScore": 6.5,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "PARTIAL",
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"availabilityImpact": "PARTIAL"
},
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"exploitabilityScore": 8.0,
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"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
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"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
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"id": "CVE-2026-18773",
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"weaknesses": [
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"source": "[email protected]",
"type": "Secondary",
"description": [
{
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"value": "CWE-285"
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{
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"references": [
{
"url": "https://gist.github.com/YLChen-007/f0036aa1c410b70f5e41272947180645",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/cve/CVE-2026-18773",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/856874",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/385783",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/385783/cti",
"source": "[email protected]"
}
]
}