CVE-2026-118538
Full vulnerability record from the local CVENow database.
Description
A vulnerability was determined in a2ui-project a2ui up to 0.12.0. This issue affects the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. Executing a manipulation can lead to dynamically-determined object attributes. The attack may be launched remotely. The pull request to fix this issue awaits acceptance.
Severity
MEDIUM
CVSS score
5.1
(v4.0)
Vulnerability status
Deferred
Source identifier
Published
2026-10-28 22:17:12.437000
Last modified
2026-10-29 18:17:26.397000
View original CVE JSON
{
"id": "CVE-2026-118538",
"sourceIdentifier": "[email protected]",
"published": "2026-10-28T22:17:12.437",
"lastModified": "2026-10-29T18:17:26.397",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in a2ui-project a2ui up to 0.12.0. This issue affects the function Root.renderComponentTree of the file src/0.8/ui/root.js of the component Renderer. Executing a manipulation can lead to dynamically-determined object attributes. The attack may be launched remotely. The pull request to fix this issue awaits acceptance."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "a2ui-project",
"product": "a2ui",
"cpes": [
"cpe:2.3:a:a2ui-project:a2ui:*:*:*:*:*:*:*:*"
],
"modules": [
"Renderer"
],
"versions": [
{
"version": "0.1",
"status": "affected"
},
{
"version": "0.2",
"status": "affected"
},
{
"version": "0.3",
"status": "affected"
},
{
"version": "0.4",
"status": "affected"
},
{
"version": "0.5",
"status": "affected"
},
{
"version": "0.6",
"status": "affected"
},
{
"version": "0.7",
"status": "affected"
},
{
"version": "0.8",
"status": "affected"
},
{
"version": "0.9",
"status": "affected"
},
{
"version": "0.10",
"status": "affected"
},
{
"version": "0.11",
"status": "affected"
},
{
"version": "0.12.0",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV40": [
{
"source": "[email protected]",
"type": "Secondary",
"cvssData": {
"version": "4.0",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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": 5.1,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"userInteraction": "PASSIVE",
"vulnConfidentialityImpact": "LOW",
"vulnIntegrityImpact": "LOW",
"vulnAvailabilityImpact": "LOW",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"subAvailabilityImpact": "NONE",
"exploitMaturity": "NOT_DEFINED",
"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:L/UI:R/S:U/C:L/I:L/A:L",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "LOW"
},
"exploitabilityScore": 2.1,
"impactScore": 3.4
}
],
"cvssMetricV2": [
{
"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",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL"
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.0,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-29T15:29:53.517109Z",
"id": "CVE-2026-118538",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "[email protected]",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-913"
},
{
"lang": "en",
"value": "CWE-915"
}
]
}
],
"references": [
{
"url": "https://github.com/a2ui-project/a2ui/",
"source": "[email protected]"
},
{
"url": "https://github.com/a2ui-project/a2ui/issues/3076",
"source": "[email protected]"
},
{
"url": "https://github.com/a2ui-project/a2ui/pull/3107",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/cve/CVE-2026-118538",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/submit/1020095",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/428015",
"source": "[email protected]"
},
{
"url": "https://vuldb.com/vuln/428015/cti",
"source": "[email protected]"
}
]
}