CVE-2026-103348

Status: DeferredHigh (7.2)—

Deserialization of Untrusted Data vulnerability in Smackcoders Inc. WP Ultimate Exporter wp-ultimate-exporter allows Object Injection.This issue affects WP Ultimate Exporter: from n/a through 3.0.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Base score: 7.2

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.37%
Percentile among all scored CVEs: 29
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.

ExploitationT1210 Exploitation of Remote Serviceslateral movement75 %
Primary impactT1059 Command and Scripting Interpreterexecution70 %

CWE-502 (deserialización insegura) en plugin WordPress con acceso de red requiere PR:H; explotación de servicios remotos (T1210). Object Injection permite ejecución arbitraria (T1059).

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

Privileged Account Management Disable or Remove Feature or Program Vulnerability Scanning Threat Intelligence Program Restrict Web-Based Content Network Segmentation

Affected technologies (1)

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

Smackcoders — WP Ultimate Exporter^AI

CWEs

CWE-502

References

https://patchstack.com/database/wordpress/plugin/wp-ultimate-exporter/vulnerability/wordpress-wp-ultimate-exporter-plugin-3-0-php-object-injection-vulnerability?_s_id=cve

Raw JSON (NVD)

Show

{
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  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "id": "CVE-2026-103348",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-10-06T10:25:27.227059Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "source": "audit@patchstack.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.2,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.2
      }
    ]
  },
  "affected": [
    {
      "source": "audit@patchstack.com",
      "affectedData": [
        {
          "vendor": "Smackcoders Inc.",
          "product": "WP Ultimate Exporter",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
                  "at": "3.1",
                  "status": "unaffected"
                }
              ],
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "3.0"
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          ],
          "packageName": "wp-ultimate-exporter",
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected"
        }
      ]
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  ],
  "published": "2026-10-05T20:17:08.330",
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/wp-ultimate-exporter/vulnerability/wordpress-wp-ultimate-exporter-plugin-3-0-php-object-injection-vulnerability?_s_id=cve",
      "source": "audit@patchstack.com"
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  "weaknesses": [
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    }
  ],
  "lastModified": "2026-10-06T15:04:25.990",
  "sourceIdentifier": "audit@patchstack.com"
}