{"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": "2026-08-19T20:29:10.276Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522", "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:*:*:*:*:*:*:*"]}], "descriptions": [{"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.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>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.</p>"}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7284125", "tags": ["vendor-advisory", "patch"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "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\u00a0Remediation/Fix/InstructionsPortierisv0.14.3Download v0.14.3 https://github.com/IBM/portieris/releases/tag/v0.14.3 .", "supportingMedia": [{"type": "text/html", "base64": false, "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\u00a0</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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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:ibm:portieris:0.5.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:portieris:0.14.2:*:*:*:*:*:*:*"], "product": "Portieris", "vendor": "IBM", "versions": [{"lessThanOrEqual": "0.14.2", "status": "affected", "version": "0.5.0", "versionType": "semver"}]}], "source": "psirt@us.ibm.com"}], "cveTags": [], "descriptions": [{"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."}], "id": "CVE-2026-18544", "lastModified": "2026-08-19T21:16:54.400", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "psirt@us.ibm.com", "type": "Primary"}]}, "published": "2026-08-19T21:16:54.400", "references": [{"source": "psirt@us.ibm.com", "url": "https://www.ibm.com/support/pages/node/7284125"}], "sourceIdentifier": "psirt@us.ibm.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "psirt@us.ibm.com", "type": "Primary"}]}

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