CVE-2026-53438
Full vulnerability record from the local CVENow database.
Description
A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view.
Severity
MEDIUM
CVSS score
4.3
(v3.1)
Vulnerability status
Analyzed
Source identifier
Published
2026-06-10 14:16:36.793000
Last modified
2026-10-26 11:10:00.157000
View original CVE JSON
{
"id": "CVE-2026-53438",
"sourceIdentifier": "[email protected]",
"published": "2026-06-10T14:16:36.793",
"lastModified": "2026-10-26T11:10:00.157",
"vulnStatus": "Analyzed",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view."
},
{
"lang": "es",
"value": "Una comprobación de permisos faltante en Jenkins 2.567 y anteriores, LTS 2.555.2 y anteriores permite a atacantes con permiso Item/Cancel, pero que carecen del permiso Item/Read, cancelar elementos de la cola que no tienen permiso para ver."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "Jenkins Project",
"product": "Jenkins",
"defaultStatus": "affected",
"versions": [
{
"version": "2.568",
"lessThan": "*",
"versionType": "maven",
"status": "unaffected"
},
{
"version": "2.555.3",
"lessThan": "2.555.*",
"versionType": "maven",
"status": "unaffected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 2.8,
"impactScore": 1.4
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-06-10T15:16:04.701741Z",
"id": "CVE-2026-53438",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-862"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
"versionEndExcluding": "2.555.3",
"matchCriteriaId": "648B5148-FE3B-464A-8963-DCF7ACEF84E5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*",
"versionEndExcluding": "2.568",
"matchCriteriaId": "356A970F-6576-49B6-8EBA-E9770ED190A7"
}
]
}
]
}
],
"references": [
{
"url": "https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3712",
"source": "[email protected]",
"tags": [
"Vendor Advisory"
]
}
]
}