CVE-2026-90950 - Vulnerability Details - OpenCVE

The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

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

Unknown

Paid Membership Subscriptions

unaffected

Version	Status	Constraints
`2.0.5`	affected	< 3.1.0

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://wpscan.com/vulnerability/685f381e-97b5-4855-a0ca-5854043a7b9e/

History

Wed, 23 Sep 2026 11:45:00 +0000

Type	Values Removed	Values Added
Description		The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled.
Title		Paid Member Subscriptions < 3.1.0 - Unauthenticated reCAPTCHA Bypass via Registration Form
Weaknesses		CWE-693
References		https://wpscan.com/vulnerability/685f381e-97b5-4855-a0ca-5854043a7b9e/
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-09-23T10:11:04.690Z

Updated: 2026-09-23T10:48:31.853Z

Reserved: 2026-09-14T11:46:49.339Z

Link: CVE-2026-90950

Vulnrichment

Updated: 2026-09-23T10:33:19.275Z

NVD

Status : Received

Published: 2026-09-23T11:17:16.773

Modified: 2026-09-23T11:17:16.773

Link: CVE-2026-90950

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-693

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90950", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-14T11:46:49.339Z", "datePublished": "2026-09-23T10:11:04.690Z", "dateUpdated": "2026-09-23T10:48:31.853Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-23T10:11:04.690Z"}, "title": "Paid Member Subscriptions < 3.1.0 - Unauthenticated reCAPTCHA Bypass via Registration Form", "problemTypes": [{"descriptions": [{"description": "CWE-693 Protection Mechanism Failure", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Paid Membership Subscriptions", "versions": [{"status": "affected", "versionType": "semver", "version": "2.0.5", "lessThan": "3.1.0"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled."}], "references": [{"url": "https://wpscan.com/vulnerability/685f381e-97b5-4855-a0ca-5854043a7b9e/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Naoki Kawahigashi", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-693", "lang": "en", "description": "CWE-693 Protection Mechanism Failure"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-23T10:34:34.838195Z", "id": "CVE-2026-90950", "options": [{"Exploitation": "none"}, {"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": "2026-09-23T10:48:31.853Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90950", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-14T11:46:49.339Z", "datePublished": "2026-09-23T10:11:04.690Z", "dateUpdated": "2026-09-23T10:48:31.853Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-23T10:11:04.690Z"}, "title": "Paid Member Subscriptions < 3.1.0 - Unauthenticated reCAPTCHA Bypass via Registration Form", "problemTypes": [{"descriptions": [{"description": "CWE-693 Protection Mechanism Failure", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Paid Membership Subscriptions", "versions": [{"status": "affected", "versionType": "semver", "version": "2.0.5", "lessThan": "3.1.0"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Paid Membership Subscriptions WordPress plugin before 3.1.0 does not verify the reCAPTCHA on its registration handler when a form field is absent from the request, allowing unauthenticated users to create accounts without solving the reCAPTCHA the site has enabled."}], "references": [{"url": "https://wpscan.com/vulnerability/685f381e-97b5-4855-a0ca-5854043a7b9e/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Naoki Kawahigashi", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-90950", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-23T10:34:34.838195Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-693", "description": "CWE-693 Protection Mechanism Failure"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-23T10:33:19.275Z"}}]}}