# CVE-2026-101515: CVE-2026-101515

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

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Centralized Thirdparty Jars).  Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and  15.1.1.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server.  Successful attacks of this vulnerability can result in  unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 5.9 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Oracle Corporation / Oracle WebLogic Server: 12.2.1.4.0 (affected, semver); 14.1.1.0.0 (affected, semver); 14.1.2.0.0 (affected, semver); 15.1.1.0.0 (affected, semver). Source: CNA: oracle

## NVD configuration conditions

Affected CPE matches depend on the following AND/OR and negation conditions:

```json
[
  {
    "negate": false,
    "nodes": [
      {
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:*:*:*:*:*:*:*",
            "vulnerable": true
          },
          {
            "criteria": "cpe:2.3:a:oracle:weblogic_server:14.1.1.0.0:*:*:*:*:*:*:*",
            "vulnerable": true
          },
          {
            "criteria": "cpe:2.3:a:oracle:weblogic_server:14.1.2.0.0:*:*:*:*:*:*:*",
            "vulnerable": true
          },
          {
            "criteria": "cpe:2.3:a:oracle:weblogic_server:15.1.1.0.0:*:*:*:*:*:*:*",
            "vulnerable": true
          }
        ],
        "negate": false,
        "operator": "OR"
      }
    ],
    "operator": "OR"
  }
]
```

## Severity and prioritization

- CVSS 3.1: 5.9 (medium); CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N; source: CNA: oracle

- CVSS 3.1: 5.9 (medium); CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N; source: NVD: secalert_us@oracle.com

- CISA KEV: No listing in collected sources

- EPSS: 0.35% as of 2026-11-06; percentile 28.74%

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

- Weaknesses: CWE-200, CWE-284

## 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; Vendor Advisory)

## Provenance

- CNA: oracle: https://www.cve.org/CVERecord?id=CVE-2026-101515; retrieved 2026-11-06; source updated 2026-11-06

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-101515; retrieved 2026-11-05; source updated 2026-11-05

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-101515; retrieved 2026-11-06; source updated Not reported

Revision: 61a2b3c3a0c584be6ad0dec15795d15ac999b7f6cb183a7bb1b3531b3ce78cb6

Canonical: https://y2.dev/cve/CVE-2026-101515

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.