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CVE-2026-91242

Status: Awaiting AnalysisHigh (7.4)—
Severity7.4High · CVSS 3.1
Exploitation probability0.15 %higher than 4% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Plugins). The supported version that is affected is 11.4. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Solaris, attacks may significantly impact additional products (scope change).

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Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data as well as unauthorized access to critical data or complete access to all Oracle Solaris accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N).

CVSS

Base score
7.4
Version
3.1
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.15 %
Percentile among all scored CVEs
4
Score date
10/21/2026

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.

El vector UI:R fuerza T1203 aunque el acceso sea local; el texto cita acceso no autorizado a datos críticos y creación, borrado o modificación de datos (C:H, I:H).

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

Restrict File and Directory PermissionsRemote Data StorageNetwork SegmentationEncrypt Sensitive InformationApplication Isolation and SandboxingExploit Protection

Affected technologies (1)

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

Oracle — SolarisAI

References

Show 1 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-91242",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "secalert_us@oracle.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 7.4,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.8,
        "exploitabilityScore": 1.1
      }
    ]
  },
  "affected": [
    {
      "source": "secalert_us@oracle.com",
      "affectedData": [
        {
          "vendor": "Oracle Corporation",
          "product": "Oracle Solaris",
          "versions": [
            {
              "status": "affected",
              "version": "11.4",
              "versionType": "semver"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-20T22:20:25.050",
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpuoct2026.html",
      "source": "secalert_us@oracle.com"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in the Oracle Solaris product of Oracle Systems (component: Plugins).   The supported version that is affected is 11.4. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Solaris executes to compromise Oracle Solaris.  Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Solaris, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Oracle Solaris accessible data as well as  unauthorized access to critical data or complete access to all Oracle Solaris accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N)."
    }
  ],
  "lastModified": "2026-10-21T18:44:40.020",
  "sourceIdentifier": "secalert_us@oracle.com"
}