Vulnerability-Lookup

GHSA-CFFP-87J8-RFF2

Vulnerability from github – Published: 2026-05-19 15:31 – Updated: 2026-05-19 15:31

Details

Funnel Builder for WooCommerce Checkout prior to 3.15.0.3 contains a missing authorization vulnerability in the public checkout endpoint that allows unauthenticated attackers to invoke internal methods and write arbitrary data to the plugin's External Scripts global setting. Attackers can inject malicious JavaScript through the External Scripts setting that executes in the browsers of all checkout page visitors.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-47100"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-862"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-19T15:16:32Z",
    "severity": "HIGH"
  },
  "details": "Funnel Builder for WooCommerce Checkout prior to 3.15.0.3 contains a missing authorization vulnerability in the public checkout endpoint that allows unauthenticated attackers to invoke internal methods and write arbitrary data to the plugin\u0027s External Scripts global setting. Attackers can inject malicious JavaScript through the External Scripts setting that executes in the browsers of all checkout page visitors.",
  "id": "GHSA-cffp-87j8-rff2",
  "modified": "2026-05-19T15:31:36Z",
  "published": "2026-05-19T15:31:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-47100"
    },
    {
      "type": "WEB",
      "url": "https://plugins.trac.wordpress.org/changeset/3530797/funnel-builder/tags/3.15.0.3/modules/checkouts/includes/class-wfacp-ajax-controller.php"
    },
    {
      "type": "WEB",
      "url": "https://sansec.io/research/funnelkit-woocommerce-vulnerability-exploited"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/funnel-builder-for-woocommerce-checkout-missing-authorization-via-ajax"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-47100 (GCVE-0-2026-47100)

Vulnerability from cvelistv5 – Published: 2026-05-19 14:00 – Updated: 2026-05-19 14:39 X_Open Source X_Known Exploited Vulnerability

Title

Funnel Builder for WooCommerce Checkout < 3.15.0.3 Missing Authorization via AJAX

Summary

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CWE

CWE-862 - Missing Authorization

Assigner

VulnCheck

References

3 references

URL	Tags
https://sansec.io/research/funnelkit-woocommerce-…	technical-description
https://plugins.trac.wordpress.org/changeset/3530…	patch
https://www.vulncheck.com/advisories/funnel-build…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
FunnelKit	Funnel Builder for WooCommerce Checkout	Affected: 0 , < 3.15.0.3 (custom)

Date Public

2026-05-13 00:00

Show details on NVD website

JSON

To clipboard

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  "containers": {
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        "metrics": [
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                "id": "CVE-2026-47100",
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-CFFP-87J8-RFF2

CVE-2026-47100 (GCVE-0-2026-47100)

Tags

Sightings

Nomenclature