CVE-2026-18544CWE-862broken-access-control

CVE-2026-18544

High · published August 20, 2026

CVSS v3.1
8.1
EPSS
0%
Percentile
36.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00429 · 36.2th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-08-20T01:16Z
Affected products (1)
ProductVersionsFixed in
ibm/portieris≥ 0.5.0, < 0.14.30.14.3
References (1)
https://www.ibm.com/support/pages/node/7284125 · [email protected]
EPSS history
Timeline
  • 19 AUG 20:29Z
    Portieris is vulnerable to Image Policy Bypass via Unvalidated ownerReference
    cvelistv5