CVE-2026-15378: Guardrails-detectors: guardrails-detectors: ssrf and local file read via user-supplied xml schema (xml-with-schema:)

Severity: critical (CVSS 9.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-10 · updated 2026-10-25
Weakness: CWE-918

Description

A flaw was found in the `guardrails-detectors` component. This vulnerability allows a remote attacker to perform a blind Server-Side Request Forgery (SSRF) by submitting a specially crafted XML Schema Definition (XSD) string. This can lead to unauthorized access to sensitive information, including credentials from cloud metadata services, Kubernetes API, internal MinIO, and other internal network endpoints. Additionally, it enables local file reads of critical data such as service account tokens and pod secrets.

Affected products

Red Hat OpenShift AI 2.25: all versions — fixed in 1786710963
Red Hat OpenShift AI 3.3: all versions — fixed in 1789656673
Red Hat OpenShift AI 3.4: all versions — fixed in 1787360218

How to fix

Upgrade to a fixed version: Red Hat OpenShift AI 2.25 1786710963; Red Hat OpenShift AI 3.3 1789656673; Red Hat OpenShift AI 3.4 1787360218. Check the vendor advisory for mitigations.

References

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