CVE-2026-108863
Katanemo Plano through 0.4.37 Missing Authentication on Envoy Admin Interface
Katanemo Plano
CVSS
8.7HighExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 13 Oct 2026. Not in the KEV catalogCISA via CVE List
Exploit odds (EPSS)0.46%Chance of exploitation activity in the next 30 days, higher than 38% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
What fixes it
No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.
Description
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.
Text from CVE List
Affected versions 1
- Planoaffected: all versions through 0.4.37CVE List
References 6
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/katanemo-plano-envoy-admin-config-secret-disclosureAdvisoryvia CVE List
- vulncheck.com/advisories/katanemo-plano-through-0.4.37-missing-authentication-on-envoy-admin-interfaceAdvisoryvia CVE List
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/cve-2026-108863-katanemo-plano-envoy-admin-config-secret-disclosureExploitvia CVE List
- github.com/katanemo/plano/blob/0.4.37/config/envoy.template.yaml#L1-L3Referencevia CVE List
- github.com/katanemo/plano/blob/0.4.37/cli/planoai/config_generator.py#L588-L656Referencevia CVE List
- github.com/katanemo/planoReferencevia CVE List