CVE-2026-39728 - Vulnerability Details - OpenCVE

Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

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

Vendor Product Default status Versions

instapagedev

Instapage Plugin

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 3.7.2

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/instapage/vulnerability/wordpress-instapage-plugin-plugin-3-7-2-server-side-request-forgery-ssrf-vulnerability?_s_id=cve

History

Tue, 06 Oct 2026 11:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 06 Oct 2026 09:00:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions.
Title		WordPress Instapage Plugin plugin <= 3.7.2 - Server Side Request Forgery (SSRF) vulnerability
Weaknesses		CWE-918
References		https://patchstack.com/database/wordpress/plugin/instapage/vulnerability/wordpress-instapage-plugin-plugin-3-7-2-server-side-request-forgery-ssrf-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-10-06T08:34:13.608Z

Updated: 2026-10-06T10:31:39.691Z

Reserved: 2026-04-07T10:58:34.148Z

Link: CVE-2026-39728

Vulnrichment

Updated: 2026-10-06T10:30:38.263Z

NVD

Status : Received

Published: 2026-10-06T09:17:45.140

Modified: 2026-10-06T11:17:20.557

Link: CVE-2026-39728

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-918

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-39728", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-04-07T10:58:34.148Z", "datePublished": "2026-10-06T08:34:13.608Z", "dateUpdated": "2026-10-06T10:31:39.691Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-10-06T08:34:13.608Z"}, "title": "WordPress Instapage Plugin plugin <= 3.7.2 - Server Side Request Forgery (SSRF) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-918", "description": "CWE-918 Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-664", "descriptions": [{"lang": "en", "value": "CAPEC-664 Server Side Request Forgery"}]}], "affected": [{"vendor": "instapagedev", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "instapage", "product": "Instapage Plugin", "versions": [{"lessThanOrEqual": "3.7.2", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions."}], "value": "Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/instapage/vulnerability/wordpress-instapage-plugin-plugin-3-7-2-server-side-request-forgery-ssrf-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.2, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"}}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "ParkHyunWoo | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-39728", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-06T10:13:52.371845Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-06T10:31:39.691Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-39728", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-04-07T10:58:34.148Z", "datePublished": "2026-10-06T08:34:13.608Z", "dateUpdated": "2026-10-06T10:31:39.691Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-10-06T08:34:13.608Z"}, "title": "WordPress Instapage Plugin plugin <= 3.7.2 - Server Side Request Forgery (SSRF) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-918", "description": "CWE-918 Server-Side Request Forgery (SSRF)", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-664", "descriptions": [{"lang": "en", "value": "CAPEC-664 Server Side Request Forgery"}]}], "affected": [{"vendor": "instapagedev", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "instapage", "product": "Instapage Plugin", "versions": [{"lessThanOrEqual": "3.7.2", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions."}], "value": "Unauthenticated Server Side Request Forgery (SSRF) in Instapage Plugin <= 3.7.2 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/instapage/vulnerability/wordpress-instapage-plugin-plugin-3-7-2-server-side-request-forgery-ssrf-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.2, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N"}}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "ParkHyunWoo | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-39728", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-06T10:13:52.371845Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-06T10:30:38.263Z"}}]}}