CVE-2026-16641

Status: Awaiting AnalysisCritical (9.8)—

Vulnerability in Drupal Commerce Elavon. This issue affects Commerce Elavon versions: *.*.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base score: 9.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.29%
Percentile among all scored CVEs: 20
Score date: 10/6/2026

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.

ExploitationT1190 Exploit Public-Facing Applicationinitial access95 %
Secondary impactT1565.002 Transmitted Data Manipulationimpact70 %

Vector CVSS crítico (AV:N/AC:L/PR:N/UI:N) indica aplicación web expuesta (T1190). CWE-20 (improper input validation) típico en código inyectado; impactos: ejecución remota (C:H/I:H), manipulación de datos de pago (commerce), exfiltración de datos sensibles.

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 Privileged Account Management Network Segmentation Limit Access to Resource Over Network Filter Network Traffic Encrypt Sensitive Information

Affected technologies (1)

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

Drupal — Commerce Elavon^AI

CWEs

CWE-20

References

https://www.drupal.org/sa-contrib-2026-084

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-16641",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-16641",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-26T18:08:43.816809Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "mlhess@drupal.org",
      "affectedData": [
        {
          "repo": "https://git.drupalcode.org/project/commerce_elavon",
          "vendor": "Drupal",
          "product": "Commerce Elavon",
          "versions": [
            {
              "status": "affected",
              "version": "*.*",
              "versionType": "semver"
            }
          ],
          "collectionURL": "https://www.drupal.org/project/commerce_elavon"
        }
      ]
    }
  ],
  "published": "2026-08-25T23:16:56.900",
  "references": [
    {
      "url": "https://www.drupal.org/sa-contrib-2026-084",
      "source": "mlhess@drupal.org"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in Drupal Commerce Elavon. This issue affects Commerce Elavon versions: *.*."
    }
  ],
  "lastModified": "2026-08-28T15:29:44.967",
  "sourceIdentifier": "mlhess@drupal.org"
}