# CVE-2026-87820

## Summary

- **CVE ID:** CVE-2026-87820
- **Severity:** MEDIUM
- **CVSS Score:** 6.9 (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)
- **CWE:** CWE-200
- **Published:** Sep 9, 2026
- **Last Modified:** Sep 9, 2026

## Description

CyberPanel versions 2.4.3 through 2.4.5 expose unauthenticated AI Scanner debugging endpoints that disclose administrator usernames, API-key prefixes, scan identifiers, target domains, and account metadata. Unauthenticated attackers can enumerate panel administrators and recent scanner activity to inventory multi-tenant installations and facilitate follow-on attacks.

## Affected Products

- usmannasir — cyberpanel (2.4.3)
- usmannasir — cyberpanel (2.4.6)

## References

- [CNA](https://github.com/usmannasir/cyberpanel/security/advisories/GHSA-qmwq-9cc8-x6h2)
- [CNA](https://github.com/usmannasir/cyberpanel/commit/20484fd1786a424054386e5d6290d66b47cab3a3)
- [CNA](https://www.vulncheck.com/advisories/cyberpanel-2.4.3-through-2.4.5-information-disclosure-via-ai-scanner)

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._