CVE-2021-24916

Qubely < 1.8.6 - Unauthenticated Arbitrary E-mail Sending

View on CVE.org

Published Aug 7, 2023 CVSS 3.1 · 7.5 High EPSS 1.7% KEV · Not listed

Description

The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action.

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

Qubely

unaffected

Version	Status	Constraints
`0`	affected	< 1.8.6

Configuration 1 [-]

cpe:2.3:a:themeum:qubely:*:*:*:*:*: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

Source	ID	Title
EUVD	EUVD-2021-11828	The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action.

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

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 1.7% (1.715% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact partial

References

Link	Providers
https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5

History

Oct 15, 2024 6:15 PM Scoring metrics updated View changes

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

Subscriptions

Themeum Qubely

Weaknesses

NVD-CWE-Other

Sources

CVE record Updated: Oct 15, 2024, 6:12 PM

Status: PUBLISHED
Assigner: WPScan
Published: Aug 7, 2023, 2:31 PM
Updated: Oct 15, 2024, 6:12 PM
Reserved: Jan 14, 2021, 3:03 PM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 7:49 PM

Updated: Aug 3, 2024, 7:49 PM

NVD Updated: Jun 17, 2026, 3:41 AM

Status: Modified
Published: Aug 7, 2023, 3:15 PM
Modified: Jun 17, 2026, 3:41 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-24916", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2021-01-14T15:03:46.811Z", "datePublished": "2023-08-07T14:31:23.983Z", "dateUpdated": "2024-10-15T18:12:07.814Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2023-08-07T14:31:23.983Z"}, "title": "Qubely < 1.8.6 - Unauthenticated Arbitrary E-mail Sending", "problemTypes": [{"descriptions": [{"description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Qubely", "versions": [{"status": "affected", "versionType": "custom", "version": "0", "lessThan": "1.8.6"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action."}], "references": [{"url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Krzysztof Zaj\u0105c", "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": "2024-08-03T19:49:13.911Z"}, "title": "CVE Program Container", "references": [{"url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5", "tags": ["exploit", "vdb-entry", "technical-description", "x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-10-15T18:10:15.292532Z", "id": "CVE-2021-24916", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"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": "2024-10-15T18:12:07.814Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5", "tags": ["exploit", "vdb-entry", "technical-description", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T19:49:13.911Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-24916", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-15T18:10:15.292532Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-15T18:10:24.326Z"}}], "cna": {"title": "Qubely < 1.8.6 - Unauthenticated Arbitrary E-mail Sending", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "value": "Krzysztof Zaj\u0105c"}, {"lang": "en", "type": "coordinator", "value": "WPScan"}], "affected": [{"vendor": "Unknown", "product": "Qubely", "versions": [{"status": "affected", "version": "0", "lessThan": "1.8.6", "versionType": "custom"}], "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected"}], "references": [{"url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5", "tags": ["exploit", "vdb-entry", "technical-description"]}], "x_generator": {"engine": "WPScan CVE Generator"}, "descriptions": [{"lang": "en", "value": "The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2023-08-07T14:31:23.983Z"}}}, "cveMetadata": {"cveId": "CVE-2021-24916", "state": "PUBLISHED", "dateUpdated": "2024-10-15T18:12:07.814Z", "dateReserved": "2021-01-14T15:03:46.811Z", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "datePublished": "2023-08-07T14:31:23.983Z", "assignerShortName": "WPScan"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "product": "Qubely", "vendor": "Unknown", "versions": [{"lessThan": "1.8.6", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "contact@wpscan.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:themeum:qubely:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "191D064A-A2B1-4102-853A-8590D497494A", "versionEndExcluding": "1.8.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Qubely WordPress plugin before 1.8.6 allows unauthenticated user to send arbitrary e-mails to arbitrary addresses via the qubely_send_form_data AJAX action."}, {"lang": "es", "value": "El complemento Qubely WordPress anterior a 1.8.6 permite a usuarios no autenticados enviar correos electr\u00f3nicos arbitrarios a direcciones arbitrarias mediante la acci\u00f3n qubely_send_form_data AJAX."}], "id": "CVE-2021-24916", "lastModified": "2026-06-17T03:41:07.783", "metrics": {"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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-24916", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-10-15T18:10:15.292532Z", "version": "2.0.3"}}]}, "published": "2023-08-07T15:15:10.447", "references": [{"source": "contact@wpscan.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://wpscan.com/vulnerability/93b893be-59ad-4500-8edb-9fa7a45304d5"}], "sourceIdentifier": "contact@wpscan.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}