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CVE-2026-104398

Status: DeferredCritical (9.8)—
Severity9.8Critical · CVSS 3.1
Exploitation probability0.34 %higher than 26% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

Deserialization of Untrusted Data vulnerability in VillaTheme AFFI – Affiliate Marketing for WooCommerce affi-affiliate-marketing-for-woo allows Object Injection.This issue affects AFFI – Affiliate Marketing for WooCommerce: from n/a through 1.0.10.

CVSS

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

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.34 %
Percentile among all scored CVEs
26
Score date
10/20/2026

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.

Deserialización de datos no confiables en plugin WooCommerce accesible remotamente sin autenticación (AV:N, PR:N) permite inyección de objetos y ejecución de código arbitrario (CWE-502).

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 ManagementNetwork SegmentationVulnerability ScanningRestrict Web-Based ContentRestrict File and Directory PermissionsRemote Data Storage

Affected technologies (1)

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

Villatheme — Affi Affiliate Marketing FOR WOOAI

CWEs

References

Show 1 references

Raw JSON (NVD)

Show
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          "options": [
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          ],
          "version": "2.0.3",
          "timestamp": "2026-10-11T12:05:35.680797Z"
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          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
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  },
  "affected": [
    {
      "source": "audit@patchstack.com",
      "affectedData": [
        {
          "vendor": "VillaTheme",
          "product": "AFFI – Affiliate Marketing for WooCommerce",
          "versions": [
            {
              "status": "affected",
              "changes": [
                {
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              ],
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              "versionType": "custom",
              "lessThanOrEqual": "1.0.10"
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          ],
          "packageName": "affi-affiliate-marketing-for-woo",
          "collectionURL": "https://wordpress.org/plugins",
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  ],
  "published": "2026-10-10T17:16:59.937",
  "references": [
    {
      "url": "https://patchstack.com/database/wordpress/plugin/affi-affiliate-marketing-for-woo/vulnerability/wordpress-affi-affiliate-marketing-for-woocommerce-plugin-1-0-10-php-object-injection-vulnerability?_s_id=cve",
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  "lastModified": "2026-10-13T13:28:15.717",
  "sourceIdentifier": "audit@patchstack.com"
}