Capgo before 12.128.2 contains an improper access control vulnerability in the public.get_org_members RPC function that allows unauthenticated attackers to enumerate organization members. Attackers can invoke the endpoint using only the public sb_publishable_* key and an organization UUID to retrieve sensitive member information including email addresses, user IDs, roles, and pending invitations.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-284"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56253.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "12.128.2"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
},
{
"range": [
{
"introduced": "0"
},
{
"fixed": "12.128.2"
}
],
"source": "DESCRIPTION"
}
]
}