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.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-200"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/87xxx/CVE-2026-87820.json",
"unresolved_ranges": [
{
"extracted_events": [
{
"introduced": "2.4.3"
},
{
"fixed": "2.4.6"
}
],
"source": "AFFECTED_FIELD"
},
{
"extracted_events": [
{
"introduced": "2.4.3"
},
{
"fixed": "2.4.6"
}
],
"source": "CPE_FIELD"
},
{
"extracted_events": [
{
"introduced": "2.4.3"
},
{
"fixed": "2.4.5"
}
],
"source": "DESCRIPTION"
}
]
}