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vuln-cve/data/2026/30xxx/CVE-2026-30892.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-30892",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-03-06T00:04:56.701Z",
"datePublished": "2026-03-25T23:57:01.741Z",
"dateUpdated": "2026-03-26T18:10:16.318Z"
},
"containers": {
"cna": {
"title": "Crun incorrectly parses `crun exec` option `-u`, leading to privilege escalation",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-269",
"lang": "en",
"description": "CWE-269: Improper Privilege Management",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 0,
"baseSeverity": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/containers/crun/security/advisories/GHSA-4vg2-xjqj-7chj",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/containers/crun/security/advisories/GHSA-4vg2-xjqj-7chj"
},
{
"name": "https://github.com/containers/crun/commit/1bd7f42446999b0e76bc3d575392e05c943b0b01",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/containers/crun/commit/1bd7f42446999b0e76bc3d575392e05c943b0b01"
},
{
"name": "https://github.com/containers/crun/releases/tag/1.27",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/containers/crun/releases/tag/1.27"
}
],
"affected": [
{
"vendor": "containers",
"product": "crun",
"versions": [
{
"version": ">= 1.19, < 1.27",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-03-25T23:57:01.741Z"
},
"descriptions": [
{
"lang": "en",
"value": "crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the `crun exec` option `-u` (`--user`) is incorrectly parsed. The value `1` is interpreted as UID 0 and GID 0 when it should have been UID 1 and GID 0. The process thus runs with higher privileges than expected. Version 1.27 patches the issue."
}
],
"source": {
"advisory": "GHSA-4vg2-xjqj-7chj",
"discovery": "UNKNOWN"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-03-26T18:09:51.829145Z",
"id": "CVE-2026-30892",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-03-26T18:10:16.318Z"
}
}
]
}
}