Language: TypeScript
Label: vulnerable
CWE: NVD-CWE-noinfo \u2014 

Code:
    public async provisionerUpdateConfig(userId: string, config: Record<string, unknown>) {
        // Apply previous state to the current config, as provisioners might not return "unknown" keys.
        config = { ...this.state, ...config };
        const validatedConfig = GenericHookConnection.validateState(config, this.config.allowJsTransformationFunctions || false);
        await this.intent.underlyingClient.sendStateEvent(this.roomId, GenericHookConnection.CanonicalEventType, this.stateKey,
            {
                ...validatedConfig,
                hookId: this.hookId
            }
        );
        this.state = validatedConfig;
    }