# CVE-2026-77777: Improper access control vulnerability

Status: published. Published: 2026-11-03. Updated: 2026-11-03.

ManageEngine Key Manager Plus versions before 7151 are vulnerable to an improper access control issue that allow authenticated users to modify another user's ACME certificate deployment credentials.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Zohocorp / ManageEngine Key Manager Plus: ≥ 0; < 7151 (affected, custom). Source: CNA: Zohocorp

## Severity and prioritization

- CVSS 3.1: 7.1 (high); CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N; source: CNA: Zohocorp

- CVSS 3.1: 7.1 (high); CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N; source: NVD: 0fc0942c-577d-436f-ae8e-945763c79b02

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-1220

## Exploit evidence

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

## References

- https://www.manageengine.com/key-manager/advisory/cve-2026-77777.html (CNA: Zohocorp)

- https://www.manageengine.com/key-manager/advisory/cve-2026-77777.html (0fc0942c-577d-436f-ae8e-945763c79b02)

## Provenance

- CNA: Zohocorp: https://www.cve.org/CVERecord?id=CVE-2026-77777; retrieved 2026-11-03; source updated 2026-11-03

- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-77777; retrieved 2026-11-03; source updated 2026-11-03

Revision: ce726b176db736eda7c50e6240e6add41624dcabff3cf567dd53489b2de84bec

Canonical: https://y2.dev/cve/CVE-2026-77777

## 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.