CVE-2023-6623 - Vulnerability Details - OpenCVE

The Essential Blocks WordPress plugin before 4.4.3 does not prevent unauthenticated attackers from overwriting local variables when rendering templates over the REST API, which may lead to Local File Inclusion attacks.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact total

Vendors	Products
Wpdeveloper	Essential Blocks

Configuration 1 [-]

cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*

No data.

References

Link	Providers
https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/
https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f

History

Wed, 13 Nov 2024 22:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2024-01-15T15:10:40.328Z

Updated: 2025-06-11T16:37:55.499Z

Reserved: 2023-12-08T14:24:56.244Z

Link: CVE-2023-6623

Vulnrichment

Updated: 2024-08-02T08:35:14.900Z

NVD

Status : Modified

Published: 2024-01-15T16:15:12.573

Modified: 2025-06-11T17:15:39.603

Link: CVE-2023-6623

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-6623", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2023-12-08T14:24:56.244Z", "datePublished": "2024-01-15T15:10:40.328Z", "dateUpdated": "2025-06-11T16:37:55.499Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2024-01-15T15:10:40.328Z"}, "title": "Essential Blocks < 4.4.3 - Unauthenticated Local File Inclusion", "problemTypes": [{"descriptions": [{"description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Essential Blocks", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "4.4.3"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Essential Blocks WordPress plugin before 4.4.3 does not prevent unauthenticated attackers from overwriting local variables when rendering templates over the REST API, which may lead to Local File Inclusion attacks."}], "references": [{"url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f", "tags": ["exploit", "vdb-entry", "technical-description"]}, {"url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/"}], "credits": [{"lang": "en", "value": "Marc Montpas", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:35:14.900Z"}, "title": "CVE Program Container", "references": [{"url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f", "tags": ["exploit", "vdb-entry", "technical-description", "x_transferred"]}, {"url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/", "tags": ["x_transferred"]}]}, {"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-11-13T21:43:31.813187Z", "id": "CVE-2023-6623", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-06-11T16:37:55.499Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f", "tags": ["exploit", "vdb-entry", "technical-description", "x_transferred"]}, {"url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T08:35:14.900Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-6623", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-11-13T21:43:31.813187Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-11-13T21:43:35.976Z"}}], "cna": {"title": "Essential Blocks < 4.4.3 - Unauthenticated Local File Inclusion", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Marc Montpas"}, {"lang": "en", "type": "coordinator", "value": "WPScan"}], "affected": [{"vendor": "Unknown", "product": "Essential Blocks", "versions": [{"status": "affected", "version": "0", "lessThan": "4.4.3", "versionType": "semver"}], "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected"}], "references": [{"url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f", "tags": ["exploit", "vdb-entry", "technical-description"]}, {"url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/"}], "x_generator": {"engine": "WPScan CVE Generator"}, "descriptions": [{"lang": "en", "value": "The Essential Blocks WordPress plugin before 4.4.3 does not prevent unauthenticated attackers from overwriting local variables when rendering templates over the REST API, which may lead to Local File Inclusion attacks."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')"}]}], "providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2024-01-15T15:10:40.328Z"}}}, "cveMetadata": {"cveId": "CVE-2023-6623", "state": "PUBLISHED", "dateUpdated": "2025-06-11T16:37:55.499Z", "dateReserved": "2023-12-08T14:24:56.244Z", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "datePublished": "2024-01-15T15:10:40.328Z", "assignerShortName": "WPScan"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wpdeveloper:essential_blocks:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "38CCACCF-7D5B-4A17-94E9-CB42E8F062E2", "versionEndExcluding": "4.4.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Essential Blocks WordPress plugin before 4.4.3 does not prevent unauthenticated attackers from overwriting local variables when rendering templates over the REST API, which may lead to Local File Inclusion attacks."}, {"lang": "es", "value": "El complemento de WordPress Essential Blocks anterior a 4.4.3 no impide que atacantes no autenticados sobrescriban variables locales al representar plantillas a trav\u00e9s de la API REST, lo que puede provocar ataques de inclusi\u00f3n de archivos locales."}], "id": "CVE-2023-6623", "lastModified": "2025-06-11T17:15:39.603", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-01-15T16:15:12.573", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/"}, {"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/blog/file-inclusion-vulnerability-fixed-in-essential-blocks-4-4-3/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/633c28e0-0c9e-4e68-9424-55c32789b41f"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}