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CVE-2026-93888

Status: ReceivedHigh (7.8)—
Severity7.8High · CVSS 3.1
Exploitation probability—next 30 days
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

IBM Sterling Connect Direct for Unix 6.4.0.0 through 6.4.0.6 and 6.3.0.0 through 6.3.0.7 apnotify utility is vulnerable to a code injection due to insufficient validation of user input.

CVSS

Base score
7.8
Version
3.1
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation probability (EPSS)

FIRST hasn't scored this CVE yet (usual for very recent or rejected CVEs).

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.

Vector AV:L y UI:N indica acceso local sin interacción; la descripción cita inyección de código en la utilidad apnotify por validación insuficiente de entrada.

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

Execution PreventionThreat Intelligence ProgramRestrict Web-Based ContentPrivileged Account ManagementLimit Software InstallationBehavior Prevention on Endpoint

Affected technologies (1)

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

IBM — Sterling Connect Direct FOR UnixAI

CWEs

References

Show 1 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-93888",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "psirt@us.ibm.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@us.ibm.com",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.0:*:*:*:*:unix:*:*",
            "cpe:2.3:a:ibm:sterling_connect_direct:6.4.0.6:*:*:*:*:unix:*:*",
            "cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.0:*:*:*:*:unix:*:*",
            "cpe:2.3:a:ibm:sterling_connect_direct:6.3.0.7:*:*:*:*:unix:*:*"
          ],
          "vendor": "IBM",
          "product": "Sterling Connect Direct for Unix",
          "versions": [
            {
              "status": "affected",
              "version": "6.4.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "6.4.0.6"
            },
            {
              "status": "affected",
              "version": "6.3.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "6.3.0.7"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-10-20T22:21:07.743",
  "references": [
    {
      "url": "https://www.ibm.com/support/pages/node/7292127",
      "source": "psirt@us.ibm.com"
    }
  ],
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "psirt@us.ibm.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-121"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "IBM Sterling Connect Direct for Unix 6.4.0.0 through 6.4.0.6 and 6.3.0.0 through 6.3.0.7 apnotify utility is vulnerable to a code injection due to insufficient validation of user input."
    }
  ],
  "lastModified": "2026-10-20T22:21:07.743",
  "sourceIdentifier": "psirt@us.ibm.com"
}