CVE-2026-18544 PUBLISHED

Portieris is vulnerable to Image Policy Bypass via Unvalidated ownerReference

Assigner: ibm
Reserved: 31.07.2026 Published: 19.08.2026 Updated: 19.08.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS Score: 8.1

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	IBM
Product	Portieris
Versions	affected from 0.5.0 to 0.14.2 (incl.)

Solutions

IBM strongly recommends addressing the vulnerability now.

Product(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 .

References

https://www.ibm.com/support/pages/node/7284125

Problem Types

CWE-862 Missing Authorization CWE