CVE-2025-47550 (GCVE-0-2025-47550)
Vulnerability from cvelistv5 – Published: 2025-05-07 14:20 – Updated: 2026-04-28 16:12
VLAI
EPSS
VEX
Title
WordPress Instantio plugin <= 3.3.16 - Arbitrary File Upload Vulnerability
Summary
Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.This issue affects Instantio: from n/a through <= 3.3.16.
Severity
6.6 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-07 17:20 UTC
CWE
- CWE-434 - Unrestricted Upload of File with Dangerous Type
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://patchstack.com/database/Wordpress/Plugin/… | vdb-entry |
Impacted products
Date Public
2026-04-01 16:40
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-47550",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-07T17:20:13.332845Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-07T18:15:50.810Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "instantio",
"product": "Instantio",
"vendor": "Themefic",
"versions": [
{
"changes": [
{
"at": "3.3.17",
"status": "unaffected"
}
],
"lessThanOrEqual": "3.3.16",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "Ryan Kozak | Patchstack Bug Bounty Program"
}
],
"datePublic": "2026-04-01T16:40:08.820Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.\u003cp\u003eThis issue affects Instantio: from n/a through \u003c= 3.3.16.\u003c/p\u003e"
}
],
"value": "Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.This issue affects Instantio: from n/a through \u003c= 3.3.16."
}
],
"impacts": [
{
"capecId": "CAPEC-650",
"descriptions": [
{
"lang": "en",
"value": "Upload a Web Shell to a Web Server"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.6,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-434",
"description": "Unrestricted Upload of File with Dangerous Type",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-04-28T16:12:44.721Z",
"orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"shortName": "Patchstack"
},
"references": [
{
"tags": [
"vdb-entry"
],
"url": "https://patchstack.com/database/Wordpress/Plugin/instantio/vulnerability/wordpress-instantio-3-3-16-arbitrary-file-upload-vulnerability?_s_id=cve"
}
],
"title": "WordPress Instantio plugin \u003c= 3.3.16 - Arbitrary File Upload Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"assignerShortName": "Patchstack",
"cveId": "CVE-2025-47550",
"datePublished": "2025-05-07T14:20:20.099Z",
"dateReserved": "2025-05-07T09:40:00.789Z",
"dateUpdated": "2026-04-28T16:12:44.721Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-47550",
"date": "2026-09-19",
"epss": "0.00443",
"percentile": "0.37907"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "instantio",
"product": "Instantio",
"vendor": "Themefic",
"versions": [
{
"changes": [
{
"at": "3.3.17",
"status": "unaffected"
}
],
"lessThanOrEqual": "3.3.16",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "audit@patchstack.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:themefic:instantio:*:*:*:*:*:wordpress:*:*",
"matchCriteriaId": "F5221FFC-4B4D-4B95-AC67-EB6490BDDAC7",
"versionEndIncluding": "3.3.16",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.This issue affects Instantio: from n/a through \u003c= 3.3.16."
},
{
"lang": "es",
"value": "La vulnerabilidad de carga sin restricciones de archivos con tipo peligroso en Themefic Instantio permite cargar un shell web a un servidor web. Este problema afecta a Instantio desde la versi\u00f3n n/d hasta la 3.3.16."
}
],
"id": "CVE-2025-47550",
"lastModified": "2026-06-17T09:28:17.913",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.6,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 3.7,
"source": "audit@patchstack.com",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.2,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-47550",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-07T17:20:13.332845Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-05-07T15:16:11.923",
"references": [
{
"source": "audit@patchstack.com",
"tags": [
"Third Party Advisory"
],
"url": "https://patchstack.com/database/Wordpress/Plugin/instantio/vulnerability/wordpress-instantio-3-3-16-arbitrary-file-upload-vulnerability?_s_id=cve"
}
],
"sourceIdentifier": "audit@patchstack.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-434"
}
],
"source": "audit@patchstack.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-434"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-04-29T01:31:33+00:00",
"cve": "CVE-2025-47550",
"id": "CVE-2025-47550",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "WordPress Instantio plugin \u003c= 3.3.16 - Arbitrary File Upload Vulnerability",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-47550.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-47550",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-05-07T17:20:13.332845Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-05-07T17:20:14.575Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://wordpress.org/plugins",
"defaultStatus": "unaffected",
"packageName": "instantio",
"product": "Instantio",
"vendor": "Themefic",
"versions": [
{
"changes": [
{
"at": "3.3.17",
"status": "unaffected"
}
],
"lessThanOrEqual": "3.3.16",
"status": "affected",
"version": "n/a",
"versionType": "custom"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Ryan Kozak (Patchstack Alliance)"
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "\u003cp\u003eUnrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio allows Upload a Web Shell to a Web Server.\u003c/p\u003e\u003cp\u003eThis issue affects Instantio: from n/a through 3.3.16.\u003c/p\u003e"
}
],
"value": "Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio allows Upload a Web Shell to a Web Server.\n\nThis issue affects Instantio: from n/a through 3.3.16."
}
],
"impacts": [
{
"capecId": "CAPEC-650",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-650 Upload a Web Shell to a Web Server"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.6,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-434",
"description": "CWE-434 Unrestricted Upload of File with Dangerous Type",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-05-09T08:16:25.061Z",
"orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"shortName": "Patchstack"
},
"references": [
{
"tags": [
"vdb-entry"
],
"url": "https://patchstack.com/database/wordpress/plugin/instantio/vulnerability/wordpress-instantio-3-3-16-arbitrary-file-upload-vulnerability?_s_id=cve"
},
{
"tags": [
"third-party-advisory",
"exploit",
"technical-description"
],
"url": "https://ryankozak.com/posts/cve-2025-47550/"
},
{
"tags": [
"third-party-advisory",
"exploit",
"technical-description"
],
"url": "https://github.com/d0n601/CVE-2025-47550/"
}
],
"solutions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Update the WordPress Instantio plugin to the latest available version (at least 3.3.17)."
}
],
"value": "Update the WordPress Instantio plugin to the latest available version (at least 3.3.17)."
}
],
"source": {
"discovery": "EXTERNAL"
},
"tags": [
"x_open-source"
],
"title": "WordPress Instantio \u003c= 3.3.16 - Arbitrary File Upload Vulnerability",
"x_generator": {
"engine": "Vulnogram 0.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
"assignerShortName": "Patchstack",
"cveId": "CVE-2025-47550",
"datePublished": "2025-05-07T14:20:20.099Z",
"dateReserved": "2025-05-07T09:40:00.789Z",
"dateUpdated": "2025-05-09T08:16:25.061Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
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.
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.
Loading…