CVE-2026-29181 | open-telemetry opentelemetry-go up to 1.40.x Header Field allocation of resources (GHSA-mh2q-q3fh-2475 / Nessus ID 305795)

A vulnerability was found in open-telemetry opentelemetry-go up to 1.40.x and classified as problematic. This affects an unknown part of the component Header Field Handler. Such manipulation leads to allocation of resources. This vulnerability is referenced as CVE-2026-29181. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.