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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-18544",
"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
"state": "PUBLISHED",
"assignerShortName": "ibm",
"dateReserved": "2026-07-31T21:11:28.140Z",
"datePublished": "2026-08-19T20:29:10.276Z",
"dateUpdated": "2026-08-21T16:13:10.944Z"
},
"containers": {
"cna": {
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"shortName": "ibm",
"dateUpdated": "2026-08-19T20:29:10.276Z"
},
"title": "Portieris is vulnerable to Image Policy Bypass via Unvalidated ownerReference",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-862",
"description": "CWE-862 Missing Authorization",
"type": "CWE"
}
]
}
],
"affected": [
{
"vendor": "IBM",
"product": "Portieris",
"versions": [
{
"status": "affected",
"version": "0.5.0",
"lessThanOrEqual": "0.14.2",
"versionType": "semver"
}
],
"cpes": [
"cpe:2.3:a:ibm:portieris:0.5.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:portieris:0.14.2:*:*:*:*:*:*:*"
]
}
],
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{
"lang": "en",
"value": "IBM Portieris 0.5.0 through 0.14.2 could allow a remote authenticated attacker to bypass image policy enforcement due to improper authorization of pod owner references.",
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"references": [
{
"url": "https://www.ibm.com/support/pages/node/7284125",
"tags": [
"vendor-advisory",
"patch"
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"cvssV3_1": {
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE",
"baseSeverity": "HIGH",
"baseScore": 8.1,
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
}
}
],
"solutions": [
{
"lang": "en",
"value": "IBM strongly recommends addressing the vulnerability now.\n\nProduct(s)Version(s) number and/or range Remediation/Fix/InstructionsPortierisv0.14.3Download v0.14.3 https://github.com/IBM/portieris/releases/tag/v0.14.3 .",
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"value": "<p><strong>IBM strongly recommends addressing the vulnerability now.</strong></p><div><table><tbody><tr><td><strong>Product(s)</strong></td><td><strong>Version(s) number and/or range </strong></td><td><strong>Remediation/Fix/Instructions</strong></td></tr><tr><td>Portieris</td><td>v0.14.3</td><td>Download <a href=\"https://github.com/IBM/portieris/releases/tag/v0.14.3\" rel=\"nofollow\">v0.14.3</a>.</td></tr></tbody></table></div><p></p><p></p>"
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"timestamp": "2026-08-21T16:09:55.759527Z",
"id": "CVE-2026-18544",
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"Exploitation": "none"
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"Automatable": "no"
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"Technical Impact": "total"
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"role": "CISA Coordinator",
"version": "2.0.3"
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"title": "CISA ADP Vulnrichment",
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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