{"id":"CVE-2026-18544","aliases":["EUVD-2026-62851","GHSA-q4gw-3xwf-fpcw"],"status":"published","title":"Portieris is vulnerable to Image Policy Bypass via Unvalidated ownerReference","description":"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.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00429,"percentile":0.3748,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-08-19T20:29:10Z","modified":"2026-10-24T10:31:00Z","products":[{"vendor":"ibm","product":"portieris"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7284125","tags":["vendor-advisory","patch","Patch","Vendor Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-18544"},{"url":"https://github.com/advisories/GHSA-q4gw-3xwf-fpcw"}],"sources":{"cve":[{"id":"CVE-2026-18544","title":"Portieris is vulnerable to Image Policy Bypass via Unvalidated ownerReference","description":"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.","status":"published","published":"2026-08-19T20:29:10.276Z","modified":"2026-08-21T16:13:10.944Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:12.60856Z"}],"euvd":[{"id":"EUVD-2026-62851","description":"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.","status":"published","published":"2026-08-19T20:29:10Z","modified":"2026-08-21T16:13:10Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:37.531944Z"}],"ghsa":[{"id":"GHSA-q4gw-3xwf-fpcw","title":"IBM Portieris 0.5.0 through 0.14.2 could allow a remote authenticated attacker to bypass image...","description":"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.","status":"published","published":"2026-08-19T21:30:37Z","modified":"2026-08-19T21:30:46Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:10:44.718568Z"}],"nvd":[{"id":"CVE-2026-18544","description":"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.","status":"published","published":"2026-08-19T21:16:54.4Z","modified":"2026-09-02T18:59:59.4Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:39.962615Z"}],"osv":[{"id":"CVE-2026-18544","description":"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.","status":"published","published":"2026-08-19T21:16:54.4Z","modified":"2026-10-24T10:31:00.535521256Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:58.024074Z"}]}}