CVE-2026-87354

Status: Awaiting AnalysisMedium (4.3)—

Severity4.3Medium · CVSS 3.1

Exploitation probability0.28 %higher than 20% of CVEs

Active exploitationNonot in the CISA catalog

Public exploitNot knownno public code found

Vulnerability in Oracle TimesTen In-Memory Database (component: Kubernetes Operator). Supported versions that are affected are 22.1-22.1.40.0 and 26.1-26.1.1.2.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle TimesTen In-Memory Database. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle TimesTen In-Memory Database accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

CVSS

Base score: 4.3
Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.28 %
Percentile among all scored CVEs: 20
Score date: 10/22/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1210 Exploitation of Remote Serviceslateral movement85 %
Primary impactT1005 Data from Local Systemcollection55 %

El vector CVSS PR:L con AV:N indica explotación de servicio remoto con privilegios bajos; el texto describe solo lectura no autorizada de datos, sin ejecución ni escritura.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Vulnerability Scanning Threat Intelligence Program Privileged Account Management Network Segmentation Disable or Remove Feature or Program Application Isolation and Sandboxing

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Oracle — Timesten IN Memory Database^AI

References

Show 1 references

https://www.oracle.com/security-alerts/cpuoct2026.html

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-87354",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "secalert_us@oracle.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle TimesTen In-Memory Database",
          "versions": [
            {
              "status": "affected",
              "version": "22.1",
              "versionType": "custom",
              "lessThanOrEqual": "22.1.40.0"
            },
            {
              "status": "affected",
              "version": "26.1",
              "versionType": "custom",
              "lessThanOrEqual": "26.1.1.2.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-20T22:20:13.193",
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpuoct2026.html",
      "source": "secalert_us@oracle.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in Oracle TimesTen In-Memory Database (component: Kubernetes Operator).  Supported versions that are affected are 22.1-22.1.40.0 and  26.1-26.1.1.2.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle TimesTen In-Memory Database.  Successful attacks of this vulnerability can result in  unauthorized read access to a subset of Oracle TimesTen In-Memory Database accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)."
    }
  ],
  "lastModified": "2026-10-21T18:44:19.627",
  "sourceIdentifier": "secalert_us@oracle.com"
}