CVE-2026-87820 Details.
CyberPanel 2.4.3-2.4.5 - AI Scanner Debug Disclosure
Atlas does not check this one. Needs a scripted sequence.
This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one.
About CVE-2026-87820. What It Means.
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 Product. What Is Hit.
- Vendor
- cyberpanel
- Product
- CyberPanel
FAQ
Common Questions.
CyberPanel 2.4.3-2.4.5 - AI Scanner Debug Disclosure. 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.
No. This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one. The facts about CVE-2026-87820 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-87820 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update CyberPanel to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-87820. Atlas does not run a check for it, so nothing here says whether a particular site is affected.