CVE-2026-108863CWE-306

CVE-2026-108863

High · published October 11, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
39.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00460 · 39.0th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-10-11T18:17Z
References (6)
https://github.com/katanemo/plano · [email protected]https://github.com/katanemo/plano/blob/0.4.37/cli/planoai/config_generator.py#L588-L656 · [email protected]https://github.com/katanemo/plano/blob/0.4.37/config/envoy.template.yaml#L1-L3 · [email protected]https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/katanemo-plano-envoy-admin-config-secret-disclosure · [email protected]https://www.vulncheck.com/advisories/katanemo-plano-through-0.4.37-missing-authentication-on-envoy-admin-interface · [email protected]https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/cve-2026-108863-katanemo-plano-envoy-admin-config-secret-disclosure · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 13 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 11 OCT 13:26Z
    Katanemo Plano through 0.4.37 Missing Authentication on Envoy Admin Interface
    cvelistv5
  • 11 OCT 13:26Z
    Katanemo Plano through 0.4.37 Missing Authentication on Envoy Admin Interface
    cvelistv5