CVE-2021-24146

Modern Events Calendar Lite < 5.16.5 - Unauthenticated Events Export

View on CVE.org

Published Mar 18, 2021 CVSS 3.1 · 7.5 High EPSS 31.0% KEV · Not listed

Description

Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Unknown

Modern Events Calendar Lite

affected

Version	Status	Constraints
`5.16.5`	affected	< 5.16.5

Configuration 1 [-]

cpe:2.3:a:webnus:modern_events_calendar_lite:*:*:*:*:*:wordpress:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 31.0% (31.043% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html
https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc

History

No history.

Subscriptions

Webnus Modern Events Calendar Lite

Weaknesses

Sources

CVE record Updated: Aug 3, 2024, 7:21 PM

Status: PUBLISHED
Assigner: WPScan
Published: Mar 18, 2021, 2:57 PM
Updated: Aug 3, 2024, 7:21 PM
Reserved: Jan 14, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:39 AM

Status: Modified
Published: Mar 18, 2021, 3:15 PM
Modified: Jun 17, 2026, 3:39 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Modern Events Calendar Lite", "vendor": "Unknown", "versions": [{"lessThan": "5.16.5", "status": "affected", "version": "5.16.5", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Nguyen Van Khanh - SunCSR (Sun* Cyber Security Research)"}], "descriptions": [{"lang": "en", "value": "Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-07-02T17:06:16.000Z", "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html"}], "source": {"discovery": "UNKNOWN"}, "title": "Modern Events Calendar Lite < 5.16.5 - Unauthenticated Events Export", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "contact@wpscan.com", "ID": "CVE-2021-24146", "STATE": "PUBLIC", "TITLE": "Modern Events Calendar Lite < 5.16.5 - Unauthenticated Events Export"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Modern Events Calendar Lite", "version": {"version_data": [{"version_affected": "<", "version_name": "5.16.5", "version_value": "5.16.5"}]}}]}, "vendor_name": "Unknown"}]}}, "credit": [{"lang": "eng", "value": "Nguyen Van Khanh - SunCSR (Sun* Cyber Security Research)"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-284 Improper Access Control"}]}]}, "references": {"reference_data": [{"name": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc", "refsource": "MISC", "url": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc"}, {"name": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:21:18.297Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html"}]}]}, "cveMetadata": {"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "assignerShortName": "WPScan", "cveId": "CVE-2021-24146", "datePublished": "2021-03-18T14:57:50.000Z", "dateReserved": "2021-01-14T00:00:00.000Z", "dateUpdated": "2024-08-03T19:21:18.297Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Modern Events Calendar Lite", "vendor": "Unknown", "versions": [{"lessThan": "5.16.5", "status": "affected", "version": "5.16.5", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:webnus:modern_events_calendar_lite:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "BD00028C-3D21-47D5-BC22-73761A049EFB", "versionEndExcluding": "5.16.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example."}, {"lang": "es", "value": "Una falta de comprobaciones de autorizaci\u00f3n en el plugin de WordPress Modern Events Calendar Lite, versiones anteriores a 5.16.5, no restringi\u00f3 apropiadamente el acceso a los archivos de exportaci\u00f3n, permitiendo a usuarios no autenticados exportar todos los datos de eventos en formato CSV o XML, por ejemplo"}], "id": "CVE-2021-24146", "lastModified": "2026-06-17T03:39:28.273", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-18T15:15:15.480", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html"}, {"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/163345/WordPress-Modern-Events-Calendar-5.16.2-Information-Disclosure.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/c7b1ebd6-3050-4725-9c87-0ea525f8fecc"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "contact@wpscan.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-862"}], "source": "nvd@nist.gov", "type": "Primary"}]}