Katanemo Plano through 0.4.37 contains a missing authentication vulnerability that allows unauthenticated network attackers to access the Envoy admin interface, which is bound to all host interfaces on port 9901. Attackers can request the /config_dump endpoint to read configured LLM provider API keys in plaintext from the WASM filter configuration.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-306"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108863.json"
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "0.4.37"
},
{
"fixed": "0.4.37"
}
],
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
]
}