CVE-2026-23536

Summary

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.

Affected Software

Weaknesses

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

Workarounds

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.

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

feast: Unauthenticated Arbitrary File Read

Additional References

• https://access.redhat.com/security/cve/CVE-2026-23536
• https://bugzilla.redhat.com/show_bug.cgi?id=2429302
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23536.json

References

• https://access.redhat.com/security/cve/CVE-2026-23536
• https://bugzilla.redhat.com/show_bug.cgi?id=2429302

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