CVE-2026-6635
Full vulnerability record from the local CVENow database.
Description
A security vulnerability has been detected in rowboatlabs rowboat up to 0.1.67. This impacts the function tool_call of the file apps/experimental/tools_webhook/app.py of the component tools_webhook. Such manipulation of the argument X-Tools-JWE leads to improper authentication. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
MEDIUM
CVSS score
5.5
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-04-20 12:16:09.673000
Last modified
2026-10-26 00:10:00.150000
View original CVE JSON
{
"id": "CVE-2026-6635",
"sourceIdentifier": "[email protected]",
"published": "2026-04-20T12:16:09.673",
"lastModified": "2026-10-26T00:10:00.150",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A security vulnerability has been detected in rowboatlabs rowboat up to 0.1.67. This impacts the function tool_call of the file apps/experimental/tools_webhook/app.py of the component tools_webhook. Such manipulation of the argument X-Tools-JWE leads to improper authentication. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
},
{
"lang": "es",
"value": "Una vulnerabilidad de seguridad ha sido detectada en rowboatlabs rowboat hasta la versión 0.1.67. Esto afecta a la función tool_call del archivo apps/experimental/tools_webhook/app.py del componente tools_webhook. Dicha manipulación del argumento X-Tools-JWE conduce a una autenticación impropia. El ataque puede ser realizado de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado con antelación sobre esta divulgación pero no respondió de ninguna manera."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "rowboatlabs",
"product": "rowboat",
"modules": [
"tools_webhook"
],
"versions": [
{
"version": "0.1.0",
"status": "affected"
},
{
"version": "0.1.1",
"status": "affected"
},
{
"version": "0.1.2",
"status": "affected"
},
{
"version": "0.1.3",
"status": "affected"
},
{
"version": "0.1.4",
"status": "affected"
},
{
"version": "0.1.5",
"status": "affected"
},
{
"version": "0.1.6",
"status": "affected"
},
{
"version": "0.1.7",
"status": "affected"
},
{
"version": "0.1.8",
"status": "affected"
},
{
"version": "0.1.9",
"status": "affected"
},
{
"version": "0.1.10",
"status": "affected"
},
{
"version": "0.1.11",
"status": "affected"
},
{
"version": "0.1.12",
"status": "affected"
},
{
"version": "0.1.13",
"status": "affected"
},
{
"version": "0.1.14",
"status": "affected"
},
{
"version": "0.1.15",
"status": "affected"
},
{
"version": "0.1.16",
"status": "affected"
},
{
"version": "0.1.17",
"status": "affected"
},
{
"version": "0.1.18",
"status": "affected"
},
{
"version": "0.1.19",
"status": "affected"
},
{
"version": "0.1.20",
"status": "affected"
},
{
"version": "0.1.21",
"status": "affected"
},
{
"version": "0.1.22",
"status": "affected"
},
{
"version": "0.1.23",
"status": "affected"
},
{
"version": "0.1.24",
"status": "affected"
},
{
"version": "0.1.25",
"status": "affected"
},
{
"version": "0.1.26",
"status": "affected"
},
{
"version": "0.1.27",
"status": "affected"
},
{
"version": "0.1.28",
"status": "affected"
},
{
"version": "0.1.29",
"status": "affected"
},
{
"version": "0.1.30",
"status": "affected"
},
{
"version": "0.1.31",
"status": "affected"
},
{
"version": "0.1.32",
"status": "affected"
},
{
"version": "0.1.33",
"status": "affected"
},
{
"version": "0.1.34",
"status": "affected"
},
{
"version": "0.1.35",
"status": "affected"
},
{
"version": "0.1.36",
"status": "affected"
},
{
"version": "0.1.37",
"status": "affected"
},
{
"version": "0.1.38",
"status": "affected"
},
{
"version": "0.1.39",
"status": "affected"
},
{
"version": "0.1.40",
"status": "affected"
},
{
"version": "0.1.41",
"status": "affected"
},
{
"version": "0.1.42",
"status": "affected"
},
{
"version": "0.1.43",
"status": "affected"
},
{
"version": "0.1.44",
"status": "affected"
},
{
"version": "0.1.45",
"status": "affected"
},
{
"version": "0.1.46",
"status": "affected"
},
{
"version": "0.1.47",
"status": "affected"
},
{
"version": "0.1.48",
"status": "affected"
},
{
"version": "0.1.49",
"status": "affected"
},
{
"version": "0.1.50",
"status": "affected"
},
{
"version": "0.1.51",
"status": "affected"
},
{
"version": "0.1.52",
"status": "affected"
},
{
"version": "0.1.53",
"status": "affected"
},
{
"version": "0.1.54",
"status": "affected"
},
{
"version": "0.1.55",
"status": "affected"
},
{
"version": "0.1.56",
"status": "affected"
},
{
"version": "0.1.57",
"status": "affected"
},
{
"version": "0.1.58",
"status": "affected"
},
{
"version": "0.1.59",
"status": "affected"
},
{
"version": "0.1.60",
"status": "affected"
},
{
"version": "0.1.61",
"status": "affected"
},
{
"version": "0.1.62",
"status": "affected"
},
{
"version": "0.1.63",
"status": "affected"
},
{
"version": "0.1.64",
"status": "affected"
},
{
"version": "0.1.65",
"status": "affected"
},
{
"version": "0.1.66",
"status": "affected"
},
{
"version": "0.1.67",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "NONE",
"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": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4
}
],
"cvssMetricV2": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"baseScore": 7.5,
"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "HIGH",
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-04-20T13:26:25.301774Z",
"id": "CVE-2026-6635",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-287"
}
]
}
],
"references": [
{
"url": "https://github.com/Dave-gilmore-aus/security-advisories/blob/main/rowbat-advisory",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/793433",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/358269",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/358269/cti",
"source": "[email protected]"
}
]
}