CVE-2021-24164 (GCVE-0-2021-24164)
Vulnerability from cvelistv5 – Published: 2021-04-05 18:27 – Updated: 2024-08-03 19:21
VLAI
EPSS
VEX
Title
Ninja Forms < 3.4.34.1 - Authenticated OAuth Connection Key Disclosure
Summary
In the Ninja Forms Contact Form WordPress plugin before 3.4.34.1, low-level users, such as subscribers, were able to trigger the action, wp_ajax_nf_oauth, and retrieve the connection url needed to establish a connection. They could also retrieve the client_id for an already established OAuth connection.
Severity
4.3 (Medium)
CWE
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.wordfence.com/blog/2021/02/one-millio… | x_refsource_MISC |
| https://wpscan.com/vulnerability/dfa32afa-c6de-42… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Unknown | Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress |
Affected:
3.4.34.1 , < 3.4.34.1
(custom)
|
guessed |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T19:21:18.626Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Ninja Forms Contact Form \u2013 The Drag and Drop Form Builder for WordPress",
"vendor": "Unknown",
"versions": [
{
"lessThan": "3.4.34.1",
"status": "affected",
"version": "3.4.34.1",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Chloe Chamberland"
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Ninja Forms Contact Form WordPress plugin before 3.4.34.1, low-level users, such as subscribers, were able to trigger the action, wp_ajax_nf_oauth, and retrieve the connection url needed to establish a connection. They could also retrieve the client_id for an already established OAuth connection."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-200",
"description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-04-05T18:27:43.000Z",
"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"shortName": "WPScan"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Ninja Forms \u003c 3.4.34.1 - Authenticated OAuth Connection Key Disclosure",
"x_generator": "WPScan CVE Generator",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "contact@wpscan.com",
"ID": "CVE-2021-24164",
"STATE": "PUBLIC",
"TITLE": "Ninja Forms \u003c 3.4.34.1 - Authenticated OAuth Connection Key Disclosure"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Ninja Forms Contact Form \u2013 The Drag and Drop Form Builder for WordPress",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "3.4.34.1",
"version_value": "3.4.34.1"
}
]
}
}
]
},
"vendor_name": "Unknown"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Chloe Chamberland"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Ninja Forms Contact Form WordPress plugin before 3.4.34.1, low-level users, such as subscribers, were able to trigger the action, wp_ajax_nf_oauth, and retrieve the connection url needed to establish a connection. They could also retrieve the client_id for an already established OAuth connection."
}
]
},
"generator": "WPScan CVE Generator",
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/",
"refsource": "MISC",
"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/"
},
{
"name": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89",
"refsource": "CONFIRM",
"url": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89"
}
]
},
"source": {
"discovery": "UNKNOWN"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
"assignerShortName": "WPScan",
"cveId": "CVE-2021-24164",
"datePublished": "2021-04-05T18:27:43.000Z",
"dateReserved": "2021-01-14T00:00:00.000Z",
"dateUpdated": "2024-08-03T19:21:18.626Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-24164",
"date": "2026-11-04",
"epss": "0.00889",
"percentile": "0.59463"
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:ninjaforms:ninja_forms:*:*:*:*:*:wordpress:*:*",
"matchCriteriaId": "403E074F-25B4-413A-B38C-20754E72EEC6",
"versionEndExcluding": "3.4.34.1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Ninja Forms Contact Form WordPress plugin before 3.4.34.1, low-level users, such as subscribers, were able to trigger the action, wp_ajax_nf_oauth, and retrieve the connection url needed to establish a connection. They could also retrieve the client_id for an already established OAuth connection."
},
{
"lang": "es",
"value": "En el plugin de WordPress Ninja Forms Contact Form versiones anteriores a 3.4.34.1, los usuarios de bajo nivel, como los suscriptores, pod\u00edan desencadenar la acci\u00f3n, wp_ajax_nf_oauth, y recuperar la URL de conexi\u00f3n necesaria para establecer una conexi\u00f3n.\u0026#xa0;Tambi\u00e9n podr\u00edan recuperar el client_id para una conexi\u00f3n OAuth ya establecida"
}
],
"id": "CVE-2021-24164",
"lastModified": "2024-11-21T05:52:30.143",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"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": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 1.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-04-05T19:15:15.377",
"references": [
{
"source": "contact@wpscan.com",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89"
},
{
"source": "contact@wpscan.com",
"tags": [
"Third Party Advisory"
],
"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Third Party Advisory"
],
"url": "https://wpscan.com/vulnerability/dfa32afa-c6de-4237-a9f2-709843dcda89"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://www.wordfence.com/blog/2021/02/one-million-sites-affected-four-severe-vulnerabilities-patched-in-ninja-forms/"
}
],
"sourceIdentifier": "contact@wpscan.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-200"
}
],
"source": "contact@wpscan.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-862"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T14:43:23+00:00",
"cve": "CVE-2021-24164",
"id": "CVE-2021-24164",
"initial_release_date": "2021-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Ninja Forms \u003c 3.4.34.1 - Authenticated OAuth Connection Key Disclosure",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-24164.json",
"version": "3"
}
}
}
Loading…
Loading…
Drag nodes to arrange them. Double-click a related vulnerability to open it, or a source to visit its link. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows nodes by kind and by sighting type.
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
Loading timeline…
Loading…
Loading…
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.
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.
Loading…
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.