Vulnerability-Lookup

CVE-2026-66711 (GCVE-0-2026-66711)

Vulnerability from cvelistv5 – Published: 2026-08-06 14:28 – Updated: 2026-08-06 19:06

Title

WordPress WooCommerce Multilingual & Multicurrency plugin <= 5.5.6 - Cross Site Scripting (XSS) vulnerability

Summary

Subscriber Cross Site Scripting (XSS) in WooCommerce Multilingual & Multicurrency <= 5.5.6 versions.

Severity

7.1 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-06 19:06 UTC

CWE

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Assigner

Patchstack mitre root

References

1 reference

URL	Tags
https://patchstack.com/database/wordpress/plugin/…	vdb-entry

Impacted products

1 product

Vendor	Product	Version	CPE status
Amir Helzer	WooCommerce Multilingual & Multicurrency	Affected: n/a , ≤ 5.5.6 (custom)	guessed

Credits

Coopernicus | Patchstack Bug Bounty Program

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-66711

Vulnerability from fkie_nvd - Published: 2026-08-06 15:17 - Updated: 2026-08-12 20:58

Severity

7.1 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Summary

Subscriber Cross Site Scripting (XSS) in WooCommerce Multilingual & Multicurrency <= 5.5.6 versions.

References

	URL	Tags
	audit@patchstack.com	https://patchstack.com/database/wordpress/plugin/woocommerce-multilingual/vulnerability/wordpress-woocommerce-multilingual-multicurrency-plugin-5-5-6-cross-site-scripting-xss-vulnerability?_s_id=cve

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
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    {
      "affectedData": [
        {
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "packageName": "woocommerce-multilingual",
          "product": "WooCommerce Multilingual \u0026 Multicurrency",
          "vendor": "Amir Helzer",
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GHSA-WF57-JG94-8H6G

Vulnerability from github – Published: 2026-08-06 15:32 – Updated: 2026-08-06 15:32

Details

Subscriber Cross Site Scripting (XSS) in WooCommerce Multilingual & Multicurrency <= 5.5.6 versions.

Severity

7.1 (High)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-66711"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-06T15:17:24Z",
    "severity": "HIGH"
  },
  "details": "Subscriber Cross Site Scripting (XSS) in WooCommerce Multilingual \u0026 Multicurrency \u003c= 5.5.6 versions.",
  "id": "GHSA-wf57-jg94-8h6g",
  "modified": "2026-08-06T15:32:48Z",
  "published": "2026-08-06T15:32:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-66711"
    },
    {
      "type": "WEB",
      "url": "https://patchstack.com/database/wordpress/plugin/woocommerce-multilingual/vulnerability/wordpress-woocommerce-multilingual-multicurrency-plugin-5-5-6-cross-site-scripting-xss-vulnerability?_s_id=cve"
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      "type": "CVSS_V3"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-66711 (GCVE-0-2026-66711)

FKIE_CVE-2026-66711

GHSA-WF57-JG94-8H6G

Tags

Sightings

Nomenclature

Related by attack behaviour