# CVE-2026-123661: ProfilePress 4.16.13 - 4.17.3 - Subscriber+ Inactive Membership Plan Subscription via Plan-Change Checkout

Status: published. Published: 2026-11-11. Updated: 2026-11-11.

The ProfilePress  WordPress plugin before 4.17.4 does not check that a membership plan is still active when checkout is used to change an existing subscription, allowing subscribers holding any subscription of their own to subscribe to plans the site owner has deactivated, including free plans that grant a user role.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Unknown / ProfilePress: ≥ 4.16.13; < 4.17.4 (affected, semver). Source: CNA: WPScan

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-862

## Exploit evidence

- exploit: https://wpscan.com/vulnerability/e70de446-003c-4198-9951-e0fb336978f8/ (CNA: WPScan)

## References

- https://wpscan.com/vulnerability/e70de446-003c-4198-9951-e0fb336978f8/ (CNA: WPScan; exploit, vdb-entry, technical-description)

## Provenance

- CNA: WPScan: https://www.cve.org/CVERecord?id=CVE-2026-123661; retrieved 2026-11-11; source updated 2026-11-11

Revision: e6718326a37eb65401c7e1b8794510629a91b88214cab0e77a2df64cf9bed9cb

Canonical: https://y2.dev/cve/CVE-2026-123661

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.