# CVE-2026-120468: Joomla Extension - acymailing.com - Unauthenticated disclosure of mailing list metadata in AcyMailing 1.0.0 - 11.1.1

Status: published. Published: 2026-11-12. Updated: 2026-11-12.

Joomla Extension - acymailing.com - Unauthenticated disclosure of mailing list metadata in AcyMailing 1.0.0 - 11.1.1 - An unauthenticated attacker can retrieve every mailing list of the site, including lists that are not publicly visible and lists restricted to an access level, together with their descriptions, access levels, owning user account and subscriber counts. The WordPress plugin is not affected.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Datasolution / AcyMailing extension for Joomla: 1.0.0-11.1.1 (affected). Source: CNA: Joomla

## Severity and prioritization

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N; source: CNA: Joomla

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-200

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://www.acymailing.com/ (CNA: Joomla; product)

## Provenance

- CNA: Joomla: https://www.cve.org/CVERecord?id=CVE-2026-120468; retrieved 2026-11-12; source updated 2026-11-12

Revision: 27e7c973276a4ab4fce777cb0cc3be55aac53aed8c96a8f0e548d09b77381d98

Canonical: https://y2.dev/cve/CVE-2026-120468

## 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.