CVE-2026-28143 - Vulnerability Details - OpenCVE

Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/forminator/vulnerability/wordpress-forminator-plugin-1-56-0-cross-site-scripting-xss-vulnerability?_s_id=cve

History

Thu, 06 Aug 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 06 Aug 2026 14:45:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions.
Title		WordPress Forminator plugin <= 1.56.0 - Cross Site Scripting (XSS) vulnerability
Weaknesses		CWE-79
References		https://patchstack.com/database/wordpress/plugin/forminator/vulnerability/wordpress-forminator-plugin-1-56-0-cross-site-scripting-xss-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}`

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-08-06T14:27:11.872Z

Updated: 2026-08-06T17:20:23.235Z

Reserved: 2026-02-25T12:14:24.000Z

Link: CVE-2026-28143

Vulnrichment

Updated: 2026-08-06T17:20:00.567Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-06T15:30:04Z

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-28143", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-02-25T12:14:24.000Z", "datePublished": "2026-08-06T14:27:11.872Z", "dateUpdated": "2026-08-06T17:20:23.235Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-06T14:27:11.872Z"}, "title": "WordPress Forminator plugin <= 1.56.0 - Cross Site Scripting (XSS) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-591", "descriptions": [{"lang": "en", "value": "CAPEC-591 Reflected XSS"}]}], "affected": [{"vendor": "WPMU DEV", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "forminator", "product": "Forminator", "versions": [{"lessThanOrEqual": "1.56.0", "status": "affected", "version": "n/a", "versionType": "custom", "changes": [{"at": "1.56.1", "status": "unaffected"}]}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions."}], "value": "Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/forminator/vulnerability/wordpress-forminator-plugin-1-56-0-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.1, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L"}}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update the WordPress Forminator plugin to the latest available version (at least 1.56.1)."}], "value": "Update the WordPress Forminator plugin to the latest available version (at least 1.56.1)."}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "daroo | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-06T17:18:45.826870Z", "id": "CVE-2026-28143", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-06T17:20:23.235Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-28143", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-06T17:18:45.826870Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-06T17:20:00.567Z"}}], "cna": {"title": "WordPress Forminator plugin <= 1.56.0 - Cross Site Scripting (XSS) vulnerability", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "daroo | Patchstack Bug Bounty Program"}], "impacts": [{"capecId": "CAPEC-591", "descriptions": [{"lang": "en", "value": "CAPEC-591 Reflected XSS"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "WPMU DEV", "product": "Forminator", "versions": [{"status": "affected", "changes": [{"at": "1.56.1", "status": "unaffected"}], "version": "n/a", "versionType": "custom", "lessThanOrEqual": "1.56.0"}], "packageName": "forminator", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Update the WordPress Forminator plugin to the latest available version (at least 1.56.1).", "supportingMedia": [{"type": "text/html", "value": "Update the WordPress Forminator plugin to the latest available version (at least 1.56.1).", "base64": false}]}], "references": [{"url": "https://patchstack.com/database/wordpress/plugin/forminator/vulnerability/wordpress-forminator-plugin-1-56-0-cross-site-scripting-xss-vulnerability?_s_id=cve", "tags": ["vdb-entry"]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions.", "supportingMedia": [{"type": "text/html", "value": "Unauthenticated Cross Site Scripting (XSS) in Forminator <= 1.56.0 versions.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-06T14:27:11.872Z"}}}, "cveMetadata": {"cveId": "CVE-2026-28143", "state": "PUBLISHED", "dateUpdated": "2026-08-06T17:20:23.235Z", "dateReserved": "2026-02-25T12:14:24.000Z", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "datePublished": "2026-08-06T14:27:11.872Z", "assignerShortName": "Patchstack"}, "dataVersion": "5.2"}