Feast: unauthenticated arbitrary file read

Summary

CVE	CVE-2026-23536
State	PUBLISHED
Assigner	redhat
Source Priority	CVE Program / NVD first with legacy fallback
Published	2026-03-20 22:16:27 UTC
Updated	2026-06-30 03:17:33 UTC
Description	A security issue was discovered in the Feast Feature Server's `/read-document` endpoint that allows an unauthenticated remote attacker to read any file accessible to the server process. By sending a specially crafted HTTP POST request, an attacker can bypass intended access restrictions to potentially retrieve sensitive system files, application configurations, and credentials.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from ADP

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

EPSS: 0.005940000 probability, percentile 0.440620000 (date 2026-07-02)

Problem Types: CWE-22 | CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Version	Source	Type	Score	Severity	Vector
3.1	ADP	CVSS	7.5	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
3.1	[email protected]	Secondary	7.5	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
3.1	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	Secondary	7.5	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`
3.1	CNA	CVSS	7.5	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

CVSS v3.1 Breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

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

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
CNA	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified
ADP	Red Hat	Red Hat OpenShift AI RHOAI	Not specified	Not specified

References

Reference	Source	Link	Tags
security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23536.json	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	security.access.redhat.com
access.redhat.com/security/cve/CVE-2026-23536	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
bugzilla.redhat.com/show_bug.cgi	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	bugzilla.redhat.com
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: This issue was discovered by Jitendra Yejare (Red Hat). (en)

Additional Advisory Data

Source	Time	Event
CNA	2026-01-13T19:27:40.765Z	Reported to Red Hat.
CNA	2026-03-20T00:00:00.000Z	Made public.
ADP	2026-01-13T19:27:40.765Z	Reported to Red Hat.
ADP	2026-03-20T00:00:00.000Z	Made public.

Workarounds

CNA: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

There are currently no legacy QID mappings associated with this CVE.