# CVE-2026-118495: Joomla / WordPress Extension - acymailing.com - Exposure of sensitive information to an unauthorized actor in AcyMailing 6.0.0 - 11.1.1

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

Joomla / WordPress Extension - acymailing.com - Exposure of sensitive information to an unauthorized actor in AcyMailing 6.0.0 - 11.1.1 - Exposure of sensitive information to an unauthorized actor in AcyMailing 6.0.0 through 11.1.1. An unauthenticated attacker who knows a subscriber's email address can read that subscriber's record, including the per-subscriber secret key that authorises the subscription management links. Holding that key, the attacker can act as that subscriber on those endpoints, which includes triggering the GDPR data export and the GDPR account deletion where those options are enabled.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Datasolution / AcyMailing extension for Joomla and WordPress: 6.0.0-11.1.1 (affected). Source: CNA: Joomla

## Severity and prioritization

- CVSS 4.0: 8.8 (high); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N; source: CNA: Joomla

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- 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-2026-118495; retrieved 2026-11-12; source updated 2026-11-12

Revision: 71caa156d28ae6eca868624b90d7adf471b9f783569e64b106954aca4a539e55

Canonical: https://y2.dev/cve/CVE-2026-118495

## 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.