CVE-2026-86850

Status: DeferredMedium (6.5)—

The SKU Error Fixer for WooCommerce WordPress plugin through 1.0 does not perform any capability or nonce checks on two of its AJAX actions, which are also available to unauthenticated users, allowing them to permanently delete product variations it classifies as obsolete, and to disclose those variations' details, with no recoverable copy left behind.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
Base score: 6.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.17%
Percentile among all scored CVEs: 6
Score date: 10/14/2026

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 access85 %
Primary impactT1565.001 Stored Data Manipulationimpact80 %
Secondary impactT1005 Data from Local Systemcollection75 %

AJAX sin autenticación (CWE-862) expone WooCommerce a usuarios remotos sin privilegios (AV:N/PR:N); permite eliminación permanente de datos (I:H) y lectura de detalles de variaciones (C:L).

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 Restrict File and Directory Permissions Privileged Account Management Remote Data Storage Network Segmentation Limit Access to Resource Over Network

Affected technologies (1)

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

SKU Error Fixer FOR Woocommerce — SKU Error Fixer FOR Woocommerce^AI

CWEs

CWE-862

References

https://wpscan.com/vulnerability/889aaa2a-ad05-423a-a601-70ac1d8b7920/

Raw JSON (NVD)

Show

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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
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          ],
          "version": "2.0.3",
          "timestamp": "2026-10-09T14:47:20.802414Z"
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 4.2,
        "exploitabilityScore": 2.2
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "SKU Error Fixer for WooCommerce",
          "versions": [
            {
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              "version": "0",
              "versionType": "semver",
              "lessThanOrEqual": "1.0"
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  "published": "2026-10-09T07:17:18.750",
  "references": [
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      "url": "https://wpscan.com/vulnerability/889aaa2a-ad05-423a-a601-70ac1d8b7920/",
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  "lastModified": "2026-10-09T15:17:18.490",
  "sourceIdentifier": "contact@wpscan.com"
}