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VulnerabilityPublished Updated

CVE-2026-18941: Feast · Missing Authentication

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Authoritative record:CVE-2026-18941· High 7.7

Not known to be exploited · CVSS 7.7 High : patch Red Hat OpenShift AI 2.25 soon.

Data as of 10 Nov 2026, 23:24 UTC

CVSS 3.1 base score
7.7High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.9% chance of exploitation in 30 days – higher than 60% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Red Hat OpenShift AI 2.25rhoai/odh-feature-server-rhel9Affected–Fixed in–
Red Hat OpenShift AI 3.3rhoai/odh-feature-server-rhel9Affected–Fixed in–
Red Hat OpenShift AI 3.4rhoai/odh-feature-server-rhel9Affected–Fixed in–
Red Hat OpenShift AI 3.4rhoai/odh-workbench-jupyter-pytorch-rocm-py312-rhel9Affected–Fixed in–
Red Hat OpenShift AI 3.4rhoai/odh-workbench-jupyter-tensorflow-cuda-py312-rhel9Affected–Fixed in–
Red Hat OpenShift AI 3.4rhoai/odh-workbench-jupyter-tensorflow-rocm-py312-rhel9Affected–Fixed in–

AI-suggested

Red Hat advisories related to OpenShift AI mention this CVE but do not provide a fix at this time. Until then, consider configuring authentication explicitly rather than relying on the default "no_auth" setting to reduce exposure.

Description

A security flaw was identified in Feast and feast-operator where the default configuration uses "no_auth," allowing unauthenticated and unauthorized access to key Feast service endpoints. This vulnerability enables remote attackers to execute arbitrary code by uploading malicious user-defined functions, cause denial of service by forcing re-materialization of tenant features, and access data across tenants without authorization. The vulnerability is tracked as CVE-2026-18941 with a high severity score of 7.7. Red Hat has acknowledged this issue in their advisories related to Red Hat OpenShift AI but has not yet provided a fix.

References

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