# CVE-2026-101574: CVE-2026-101574

Status: published. Published: 2026-10-20. Updated: 2026-11-06.

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: OIDC).  Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Helidon accessible data as well as  unauthorized update, insert or delete access to some of Helidon accessible data. CVSS 3.1 Base Score 6.9 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N).

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Oracle Corporation / Helidon: ≥ 4.0.0; ≤ 4.5.5 (affected, custom); 27.0.0 (affected, semver). Source: CNA: oracle

## Severity and prioritization

- CVSS 3.1: 6.9 (medium); CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N; source: CNA: oracle

- CVSS 3.1: 6.9 (medium); CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N; source: NVD: secalert_us@oracle.com

- CISA KEV: No listing in collected sources

- EPSS: 0.19% as of 2026-11-06; percentile 9.10%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-287, CWE-352, CWE-269

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://www.oracle.com/security-alerts/cpuoct2026.html (CNA: oracle; vendor-advisory)

- https://www.oracle.com/security-alerts/cpuoct2026.html (secalert_us@oracle.com)

## Provenance

- CNA: oracle: https://www.cve.org/CVERecord?id=CVE-2026-101574; retrieved 2026-11-06; source updated 2026-11-06

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-101574; retrieved 2026-11-07; source updated 2026-11-06

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-101574; retrieved 2026-11-06; source updated Not reported

Revision: 1cc59dbc35e1dc0013fdeabe886ab3fcbb59dd86199c04a8ee498a7d2115c4f0

Canonical: https://y2.dev/cve/CVE-2026-101574

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